Citazione Stile APA (7a Edizione)

Gupta, I. D. (2009). Causes and patterns of climate change. Adhyayan Publ.

Citazione stile Chigago Style (17a edizione)

Gupta, Ishwar Das. Causes and Patterns of Climate Change. New Delhi: Adhyayan Publ, 2009.

Citatione MLA (9a ed.)

Gupta, Ishwar Das. Causes and Patterns of Climate Change. Adhyayan Publ, 2009.