APA aipamena

Digumarti, B. R., & Ghanta, R. (1998). Environmental education: Problems and prospects.

Chicago Style aipamena

Digumarti, Bhaskara Rao, and Ramesh Ghanta. Environmental Education: Problems and Prospects. New Delhi, Discovery Pubishing House, 1998.

MLA aipamena

Digumarti, Bhaskara Rao, and Ramesh Ghanta. Environmental Education: Problems and Prospects. 1998.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.