APA Alıntı

Joseph, K., & Nagendran, R. (2004). Essentials of Environmental studies.

Chicago Stili Alıntı

Joseph, Kurian, ve R. Nagendran. Essentials of Environmental Studies. Delhi, Pearson Education, 2004.

MLA Alıntı

Joseph, Kurian, ve R. Nagendran. Essentials of Environmental Studies. 2004.