Mammen Chundamannil. (1993). History of forest management in Kerala. Kerala Forest Research Institute.
Dyfyniad Arddull ChicagoMammen Chundamannil. History of Forest Management in Kerala. Peechi: Kerala Forest Research Institute, 1993.
Dyfyniad MLAMammen Chundamannil. History of Forest Management in Kerala. Kerala Forest Research Institute, 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.