Citazione Stile APA (7a Edizione)

Singh , A. (2006). Environment and water reources management. Adhyayan.

Citazione stile Chigago Style (17a edizione)

Singh , A. Environment and Water Reources Management. New Delhi: Adhyayan, 2006.

Citatione MLA (9a ed.)

Singh , A. Environment and Water Reources Management. Adhyayan, 2006.