APA-ийн эшлэл(7 дахь хэвлэлт)

Rajagopalan R. (2017). Environmental Studies: From crisis to Cure (6th ed.). Oxford.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Rajagopalan R. Environmental Studies: From Crisis to Cure. 6th ed. New Delhi: Oxford, 2017.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Rajagopalan R. Environmental Studies: From Crisis to Cure. 6th ed. Oxford, 2017.