APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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

Kontuz: berrikusi erreferentzia hauek erabili aurretik.