APA (7. basım) Alıntı

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

Chicago Style (17. basım) Atıf

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

MLA (9th ed.) Atıf

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