APA (7th ed.) Citation

Kim, C. H., & Sexton, I. M. (1973). Books by Mail--Sleeper of the '70s?

Chicago Style (17th ed.) Citation

Kim, Choong H., and Irwin M. Sexton. Books by Mail--Sleeper of the '70s? 1973.

MLA (9th ed.) Citation

Kim, Choong H., and Irwin M. Sexton. Books by Mail--Sleeper of the '70s? 1973.

Warning: These citations may not always be 100% accurate.