Sanyal, Sanjeev. Land of the seven rivers : a brief history of India's geography / Sanjeev Sanyal. - New Delhi, India : Penguin Books, 2013. - 331 pages : illustrations ; 20 cm. Includes index. ISBN: 9780143420934 Subjects--Topical Terms: Human geography.--India. Subjects--Geographic Terms: India--civilization. Dewey Class. No.: 911.54 SAN