APA Citatie

Sharma, R. C. (1986). Environmental education (2nd revised ed.). Metropolitan.

Chicago Style citaat

Sharma, R. C. Environmental Education. 2nd revised ed. New Delhi: Metropolitan, 1986.

MLA citatie

Sharma, R. C. Environmental Education. 2nd revised ed. Metropolitan, 1986.

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