Prasad Braj Nanadan & Srivastava Mahendra Nath Freshwater algal flora of Andaman and Nicobar Islands, Vol. 1 .-81-211-00068-2 - Bishen Singh & Mahendra Pal Singh, Dehra Dun 1992 ISBN: 81-211-00068-2 Dewey Class. No.: I:12.4491 N92.1/B28345