APA (7e ed.) Bronvermelding

Não informado. (2001). Environmental Education Research. Carfax Publishing.

Chicago (17e ed.) Bronvermelding

Não informado. Environmental Education Research. Abingdon, Inglaterra: Carfax Publishing, 2001.

MLA (8e ed.) Bronvermelding

Não informado. Environmental Education Research. Carfax Publishing, 2001.

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