A book is a written, printed, illustrated, or blank work of literature. A book may be for entertainment, instruction, or reference. The term “book” comes from the Old English word “bōc,” which in turn comes from the Latin “liber,” meaning “free.”

Books on CD are a great way to enjoy your favorite books without having to lug around a heavy book. They are also a great way to keep your books organized. You can have all of your books on one CD, which is great for traveling. Most books on CD come with a book jacket, so you can keep …