# isbn

The ISBN of the book.

## Expected Types

| Type | Description |
|------|-------------|
| [Text](https://schema.org.ai/Text) | Data type: Text. |

## Used on Types

| Type | Description |
|------|-------------|
| [Book](https://schema.org.ai/Book) | A book. |

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Quoted from Schema.org 30.1, https://schema.org/isbn, under CC BY-SA 3.0. Served by the Org.AI Foundation at https://schema.org.ai/isbn.