APA (7e ed.) Bronvermelding

Otiende, J. E. (1991). An introduction to environmental education. Nairobi Univ Press.

Chicago (17e ed.) Bronvermelding

Otiende, James E. An Introduction to Environmental Education. Nairobi: Nairobi Univ Press, 1991.

MLA (9e ed.) Bronvermelding

Otiende, James E. An Introduction to Environmental Education. Nairobi Univ Press, 1991.

Let op: Deze citaties zijn niet altijd 100% accuraat.