APA (7th ed.) Citation

Heimler, E. (1961). Concentration camp. Pyramid Books.

Chicago Style (17th ed.) Citation

Heimler, Eugene. Concentration Camp. New York, NY: Pyramid Books, 1961.

MLA (8th ed.) Citation

Heimler, Eugene. Concentration Camp. Pyramid Books, 1961.

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