APA (7th ed.) Citation

Hardin, G. (1969). Population evolution and birth control: A collage of controversial ideas (2nd ed.). Freeman.

Chicago Style (17th ed.) Citation

Hardin, Garrett. Population Evolution and Birth Control: A Collage of Controversial Ideas. 2nd ed. San Francisco: Freeman, 1969.

MLA (9th ed.) Citation

Hardin, Garrett. Population Evolution and Birth Control: A Collage of Controversial Ideas. 2nd ed. Freeman, 1969.

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