APA način citiranja

Singh,R.P, & Zubairul Islam. (2012). Environmental studies. Concept Publishing Co.Pvt Ltd.

Čikaški stil citiranja

Singh,R.P, i Zubairul Islam. Environmental Studies. New Delhi: Concept Publishing Co.Pvt Ltd, 2012.

MLA način citiranja

Singh,R.P, i Zubairul Islam. Environmental Studies. Concept Publishing Co.Pvt Ltd, 2012.

Upozorenje: Ovi citati možda nisu uvijek 100% točni.