Daddy Long-Legs

The individual or group credited with creating the main content of a product, such as a book, film, or other creative work. The value is a free‑text string representing the name(s) of the primary creator.

The physical form in which a book is published, such as paperback, hardcover, audio CD, or board book. It indicates the binding style and overall durability of the product.

A list of the natural languages in which a product is available or supported.

The name of the entity that publishes or distributes the product, such as a book, magazine, or other media item.