पर्वतीय वृक्ष झाड़ियाँ व घासे/ Parvateey vrksh jhaadiyaan va ghaase - Deharadun Himalayan action research centre 1990 - xviii,121p. Hindi Subjects--Topical Terms: Save the tree Tree plantationEnvironment Dewey Class. No.: 333.72 / HIM(H)