Jha, P. K. (1996). Environmental and Biodiversity. Sunrise Publishers & Distributors.
Cita Chicago (17th ed.)Jha, P. K. Environmental and Biodiversity. Nepal: Sunrise Publishers & Distributors, 1996.
Cita MLA (9th ed.)Jha, P. K. Environmental and Biodiversity. Sunrise Publishers & Distributors, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.