Chitkara, M. (1998). Encyclopaedia of ecology, environment and pollution: Vol-viii the Indian forest act, 1927, the forest (conservation) act, 1980, the forest (conservation) rules, 1981, notifications and articles. APH Publishing.

Chitkara, M.G. Encyclopaedia of Ecology, Environment and Pollution: Vol-viii the Indian Forest Act, 1927, the Forest (conservation) Act, 1980, the Forest (conservation) Rules, 1981, Notifications and Articles. New Delhi: APH Publishing, 1998.

Chitkara, M.G. Encyclopaedia of Ecology, Environment and Pollution: Vol-viii the Indian Forest Act, 1927, the Forest (conservation) Act, 1980, the Forest (conservation) Rules, 1981, Notifications and Articles. APH Publishing, 1998.