APA-viite

S.V.S. Rana & V.P. Agrawal. (1936). Environment and natural resources. Society of biosciences.

Chicago-tyylinen lähdeviittaus

S.V.S. Rana ja V.P. Agrawal. Environment and Natural Resources. New Delhi: Society of biosciences, 1936.

MLA-viite

S.V.S. Rana ja V.P. Agrawal. Environment and Natural Resources. Society of biosciences, 1936.