Identifiers Object

The identifiers object is a child of the book object in the key identifiers.

• hash_id <string>:

  The primary identifier for a book.
  

• id <string>:

  Secondary integer identifier for a book.
  

• eisbn13 <string>:

  EISBN-13 identifier
  

• eisbn10 <string>:

  EISBN-10 identifier
  

• isbn13 <string>:

  ISBN-13 identifier
  

• isbn10 <string>:

  ISBN-10 identifier
  

• parent_isbn <string>:

  EISBN-13 of a book for which this entry is a derivative work.
  

• sku <string>:

  SKU number used by some partners for internal record keeping.