APA (7th ed.) Citation

Mahr, K. (1972). Venus in danger. Ace Books.

Chicago Style (17th ed.) Citation

Mahr, Kurt. Venus in Danger. New York: Ace Books, 1972.

MLA (9th ed.) Citation

Mahr, Kurt. Venus in Danger. Ace Books, 1972.

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