APA Citatie

Singh, V., & Sharma, M. (1998). Mountain ecosystems: A scenario of unsustainability. Indus publishing company.

Chicago Style citaat

Singh, Vir, en M.L Sharma. Mountain Ecosystems: A Scenario of Unsustainability. New Delhi: Indus publishing company, 1998.

MLA citatie

Singh, Vir, en M.L Sharma. Mountain Ecosystems: A Scenario of Unsustainability. Indus publishing company, 1998.

Let op: Deze citaties zijn niet altijd 100% accuraat.