APA
Das R. R., . (2005). Fundamentals of Environmental Science. New Delhi: Paragon International Publishers.
Chicago
Das R R, . 2005. Fundamentals of Environmental Science. New Delhi: Paragon International Publishers.
Harvard
Das R. R., . (2005). Fundamentals of Environmental Science. New Delhi: Paragon International Publishers.
MLA
Das R R, . Fundamentals of Environmental Science. New Delhi: Paragon International Publishers. 2005.
