APA引文

Kumar, A., & Varma, M. C. (2004). Environmental pollution & health hazards. A.P.H. Publishing Corporation.

Chicago Style (17th ed.) Citation

Kumar, Arvind, and Manish C. Varma. Environmental Pollution & Health Hazards. New Delhi: A.P.H. Publishing Corporation, 2004.

MLA引文

Kumar, Arvind, and Manish C. Varma. Environmental Pollution & Health Hazards. A.P.H. Publishing Corporation, 2004.