APA (7th ed.) Citation

Wallace, B. (1972). People, their need, environment, ecology; essay in social biology. Prentice-Hall, Inc.

Chicago Style (17th ed.) Citation

Wallace, Bruce. People, Their Need, Environment, Ecology; Essay in Social Biology. New Jersey: Prentice-Hall, Inc, 1972.

MLA (9th ed.) Citation

Wallace, Bruce. People, Their Need, Environment, Ecology; Essay in Social Biology. Prentice-Hall, Inc, 1972.