APA aipamena

K K SHRIVASTAVA. (2004). ENVIRONMENTAL EDUCATION PRINCIPLES CONCEPTS AND MANAGEMENT. KANISHKA PUBLISHERS.

Chicago Style aipamena

K K SHRIVASTAVA. ENVIRONMENTAL EDUCATION PRINCIPLES CONCEPTS AND MANAGEMENT. KANISHKA PUBLISHERS, 2004.

MLA aipamena

K K SHRIVASTAVA. ENVIRONMENTAL EDUCATION PRINCIPLES CONCEPTS AND MANAGEMENT. KANISHKA PUBLISHERS, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.