Citazione Stile APA (7a Edizione)

Kumar, A. (2004). A textbook of environmental science. Aavishkar Publishers, Distributors.

Citazione stile Chigago Style (17a edizione)

Kumar, Arvind. A Textbook of Environmental Science. Jaipur: Aavishkar Publishers, Distributors, 2004.

Citatione MLA (9a ed.)

Kumar, Arvind. A Textbook of Environmental Science. Aavishkar Publishers, Distributors, 2004.