Varma O P Ed. Proceeding on natural hazards - Roorkee Indian Geological Congress 2007 - vii, 306p. cm. Standard No.: 79505 Source: 6207, 06/11/2007, Sethi Book House Textual Subjects--Topical Terms: Natural disasterGeology Dewey Class. No.: H4:(Y:436)p2,P07, P7-;1