APA (7th ed.) Citation

Heyn, E. (1972). 100 years of popular science: A century of wonders. Doubleday.

Chicago Style (17th ed.) Citation

Heyn, Ernest. 100 Years of Popular Science: A Century of Wonders. New York: Doubleday, 1972.

MLA (9th ed.) Citation

Heyn, Ernest. 100 Years of Popular Science: A Century of Wonders. Doubleday, 1972.

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