Perform a catalog search
Discover how to perform basic and advanced searches in WorldCat.org.
Perform a basic search
- Enter your search terms in the search field. This is an auto-suggest text field. Auto-suggestions for field-appropriate elements start after the third keystroke in the text field.
- (Optional) By default, WorldCat.org searches all fields and subfields of an item record. You can click [search term] in Books to limit your search to books only or click [search term] in Title to limit your search to title fields only.
- If you click [search term] in Books, your search term will be searched in books and all relevant subformats.
- Click Search. Your results appear, sorted by location.
- Click an item title to view the Item Details screen.
Perform an advanced search
Advanced search allows you to construct more complex searches by entering keywords for multiple indexes and limiting your results by year, format, and language.
- Click the Advanced Search button (). The Advanced Search dialog opens.
- Select an index from the Index drop-down list. By default, an advanced search runs a Keyword search. See Available WorldCat.org search indexes for more information.
- Enter your search term(s) in the text field.
- (Optional) Enter up to five combinations of indexes and search terms:
- Select a Boolean operator (AND, OR, NOT) for each index that you add.
- Click the Add button () to add a fourth and/or fifth index and the Remove button () to remove the fourth and/or fifth index.
- (Optional) Fill out the remaining fields. See Advanced search settings for details.
- Click Search. Your results appear, sorted by location.
- Click an item title to view the Item Details screen.
Advanced search settings
This table describes all of the fields you can use in the Advanced Search dialog (you are not required to fill in all the fields):
Setting | Description |
---|---|
Year | Limits the search by year. Enter a single year or a range. |
Format | Format of the item. Select a format from the drop-down list. Format is defined in the WorldCat record. See format/document type values and codes for more information. |
Language | Language of the item. Select a language from the drop-down list. |
Available WorldCat.org search indexes
This table lists the search indexes available in WorldCat.org. Click an index name to open a detailed description.
Index name | Type | Label | Appears in Advanced search dialog | Example |
---|---|---|---|---|
Access Method | Word | am: | am:usgs | |
Author | Word | au: | x | au:gay |
Phrase | au= | au:gay roxane | ||
Canadian Class Number | Number | ca: | ca:pn1994 | |
Canadian Subject | Word | he: | he:explorers | |
Corporate/Conference Subject | Whole Phrase | nc: | nc: world conference on women | |
Government Document Number | Number | gn: | gn:nas12sp146 | |
ISBN | Number | bn: | x | bn:9780525536291 |
ISSN | Number | in: | x | in:0270-5346 |
Journal Name | Word | so: | x | so:signs |
Keyword | Word | kw: | x | kw:intersectional |
LCCN | Number | nl: | nl:32000014 | |
Number phrase | nl= | nl=2002-580246 | ||
LCSH | Word | hl: | hl:fractions | |
Phrase | hl= | hl=authors american | ||
Music/Publisher Number | Word | mn: | mn:SP1106 | |
OCLC Number | Number | no: | x | no:918590664 |
Personal Name | Word | pn: | pn:lynch | |
Phrase | pn= | pn=lynch, david | ||
Publisher | Word | pb: | x | pb:macmillan |
Phrase | pb= | pb=simon & schuster | ||
Subject | Word | su: | x | su:nonfiction |
Phrase | su= | su=historical fiction | ||
Title | Word | ti: | x | ti:cultish |
Phrase | ti= | ti=the vanishing half |