Modern bound books are arranged In accordance with a particular structure known as the book's structure. Even though there is great variation in structure, contemporary books are inclined to adhere to as list of regulations regarding exactly what the aspects of the layout are and what their articles typically consists https://www.amazon.com/gp/product/164416826X/ref=ox_sc_saved_image_9?smid=ATVPDKIKX0DER&psc=1