Every skill has it's own language. Here are some common terms you might not be aware of their meaning. 1. Barcode / ISBN: a barcode is made from your ISBN and identifies/connects your book, ebook, audio book to the publisher. It will usually contain the price. 2. Complete Ownership of Book Design: it is important for the author to know that they have the rights to the final creative concept, title design configuration, and all files used in their book.