Several types of information about books are retrieved by sending requests to the WorldCat xISBN Web services API. Key Features of WorldCat XISBN:· Getting metadata of a given book· Getting all editions similar to a book with a given ISBN· Convert between ISBN 10 and 13· Fix the checksum of a given ISBN· Guess the publisher area of a given ...

Requests to obtain information about books, are sent to the LibraryThing Web services API.Key Features of LibraryThing Services:- Get the list of related works given the ISBN of a book- Get the language of a book with a given ISBN- Get the identifier, page URL and related works of a book with a given ISBNRequirements: PHP 5.2 or higher