Chopra, K., & Chopra, K. R. (2003). Water resources, sustainable livelihoods, and eco-system services. Concept Publishing Company.
Цитирование в стиле Чикаго (17-е изд.)Chopra, Kanchan, и Kanchan;Hanumantha Rao Chopra. Water Resources, Sustainable Livelihoods, and Eco-system Services. Concept Publishing Company, 2003.
Цитирование MLA (9-е изд.)Chopra, Kanchan, и Kanchan;Hanumantha Rao Chopra. Water Resources, Sustainable Livelihoods, and Eco-system Services. Concept Publishing Company, 2003.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.