Trivedi, R., Sen-Sarma, P. K., & Singh, M. (1991). Environmental assessment and management: Social forestry in tribal regions. Today & Tomorrow's Printers & Publishers.
Chicago-referens (17:e uppl.)Trivedi, R.N, P. K. Sen-Sarma, och M.P Singh. Environmental Assessment and Management: Social Forestry in Tribal Regions. New Delhi, India: Today & Tomorrow's Printers & Publishers, 1991.
MLA-referens (9:e uppl.)Trivedi, R.N, et al. Environmental Assessment and Management: Social Forestry in Tribal Regions. Today & Tomorrow's Printers & Publishers, 1991.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.