APA (7th ed.) Citation

Singh, Y. K. (2006). Environmental science. New Age International (P) Ltd., Publishers.

Chicago Style (17th ed.) Citation

Singh, Y. K. Environmental Science. New Delhi: New Age International (P) Ltd., Publishers, 2006.

MLA (9th ed.) Citation

Singh, Y. K. Environmental Science. New Age International (P) Ltd., Publishers, 2006.

Warning: These citations may not always be 100% accurate.