A twenty-one volume encyclopedia with 32,000 entries and more than 16,000 illustrations.

The Concise Encyclopedia of American Radio is an essential single-volume reference guide to this vital and evolving medium. Comprised of more than 300 entries s

An encyclopedia designed especially to meet the needs of elementary, junior high, and senior high school students.

The Biographical Encyclopedia of American Radio presents the very best biographies of the internationally acclaimed three-volume Encyclopedia of Radio in a sing