S Arora. (1985). Fundamentals of environmental biology. Kalyani Publishers.
Style de citation ChicagoS Arora. Fundamentals of Environmental Biology. Ludhiana: Kalyani Publishers, 1985.
Style de citation MLAS Arora. Fundamentals of Environmental Biology. Kalyani Publishers, 1985.
Attention : ces citations peuvent ne pas être correctes à 100%.