Shukla, S. P. (1997). Planet protection: Biodiversity, conservation, environmental education and degradation and socio- economic development. Mittal Publications.
Chicago-стиль цитированияShukla, S. P. Planet Protection: Biodiversity, Conservation, Environmental Education and Degradation and Socio- Economic Development. New Delhi: Mittal Publications, 1997.
MLA-цитированиеShukla, S. P. Planet Protection: Biodiversity, Conservation, Environmental Education and Degradation and Socio- Economic Development. Mittal Publications, 1997.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.