APA (7th ed.) Citation

Cowan, P. (1990). Only yesterday: A quiz on the sixties. Warner Books.

Chicago Style (17th ed.) Citation

Cowan, Paul. Only Yesterday: A Quiz on the Sixties. New York, NY: Warner Books, 1990.

MLA (9th ed.) Citation

Cowan, Paul. Only Yesterday: A Quiz on the Sixties. Warner Books, 1990.