R. Sukumar

The Story of Asia's Elephants  R. Sukumar Hardcover. Marg Foundation, 2012-04-16 ISBN 9789380581101     The Living Elephants: Evolutionary Ecology, Behavior, and Conservation (Life Sciences)  R. Sukumar Raman Sukumar Hardcover. Oxford University Press, 2003-07-01 ISBN 9780195107784     Elephant Days and Nights: Ten Years With the Indian Elephant  R. Sukumar Raman Sukumar Hardcover. Oxford University Press, 1994-12-01 ISBN 9780195633481