APA (7th ed.) Citation

Hein, L. E. (1966). Enjoying the outdoors with children. Association Press.

Chicago Style (17th ed.) Citation

Hein, Lucille E. Enjoying the Outdoors with Children. New York: Association Press, 1966.

MLA (9th ed.) Citation

Hein, Lucille E. Enjoying the Outdoors with Children. Association Press, 1966.