[book-info]

Displays the book information for the current post.

You can also use it to display the information from a different post by adding extra parameters with the title and author.

[book-info title="Book Title" author="Author Name"]

Displaying sub-book information.

If you have more than one book in a post, you need to display the book information for the "sub-books". To do that, you add an extra attribute for "number".

[book-info number="1"]

or

[book-info number="2"]

Where the number is the number of the sub-book in your list.