APA (7th ed.) Citation

Ledbetter, W., & Denton, L. W. (1974). A directory of American business periodicals. Grid, inc..

Chicago Style (17th ed.) Citation

Ledbetter, William, and Lynnard Wayne Denton. A Directory of American Business Periodicals. Columbus, Ohio: Grid, inc., 1974.

MLA (8th ed.) Citation

Ledbetter, William, and Lynnard Wayne Denton. A Directory of American Business Periodicals. Grid, inc., 1974.