The document is known colloquially as the Red Book CD-DA after the color of its cover.

This study came to be known as the "Blue Bible", referring to the colour of its cover, among the researchers and planners of Namibia.

Early books were paper bound, but the majority was hard-bound and each later book was usually popularly identified by the color of its hard cover.

Known as the Black Proposal (after the color of its cover), it was submitted to the NSF in 1983.

It came to be called the "Blue Book" because of the color of its cover.

The books have nicknames based on the color of its cover.

In the 20th century in Irish schools it was known as the "Green Catechism" from the colour of its cover.

The series was entitled "The Stamp Specialist" and most of the books in the series are identified by the color of their cover.

The card catalogue is arranged not only by author, title and publisher, but also by the color of the book's cover.

Wallace Heaton published a small paperback annual, known to all as the Blue Book, and named after the colour of its cover.