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Product Advertising API
Developer Guide (API Version 2013-08-01)

Similar Versions of the Same Item

Some items are available in different media formats, such as hardback, paperback, audio CD, and DVD. To return all media formats for an item, use the AlternateVersions response group.

Note

The AlternateVersions response group works with items in the KindleStore, Music, MP3Downloads, Books, or ForeignBooks product categories only. For ItemSearch, the search index must be Books or, in non-US locales, ForeignBooks. For ItemLookup, the specified item must be a music title, a book, or a foreign book.

The following request searches for books and similar media formats that have the keyword, potter.

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http://webservices.amazon.com/onca/xml? Service=AWSECommerceService& Operation=ItemSearch& AWSAccessKeyId=[AWS Access Key ID]& AssociateTag=[Associate Tag]& SearchIndex=Books& Keywords=potter& ResponseGroup=AlternateVersions& Version=2013-08-01 &Timestamp=[YYYY-MM-DDThh:mm:ssZ] &Signature=[Request Signature]

This response shows the book, Harry Potter and the Half-Blood Prince, is available on audio cassette and CD.

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<AlternateVersions> <AlternateVersion> <ASIN>030728364X</ASIN> <Title>Harry Potter and the Half-Blood Prince (Book 6) </Title> <Binding>Audio Cassette</Binding> </AlternateVersion> <AlternateVersion> <ASIN>0307283658</ASIN> <Title>Harry Potter and the Half-Blood Prince (Book 6) </Title> <Binding>Audio CD</Binding> </AlternateVersion> </AlternateVersions>