Jaswant Singh & Girish Pandey. (2003). Natural resource management and conservation. Kalyani Publishers.
Παραπομπή Chicago StyleJaswant Singh και Girish Pandey. Natural Resource Management and Conservation. New Delhi: Kalyani Publishers, 2003.
Παραπομπή MLAJaswant Singh και Girish Pandey. Natural Resource Management and Conservation. Kalyani Publishers, 2003.
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