Whitaker, Romulus. Snakes of India : the field guide / by Romulus Whitaker & Ashok Captain ; with additional photographs by Firoz Ahmed ... [et al.]. - Chennai : Draco Books, 2004. - xiv, 481 p. : col. ill. ; 23 cm. ISBN: 9788190187329 Subjects--Topical Terms: Reptiles --India --Pictorial works; Snakes --India --Pictorial works. Dewey Class. No.: 598.120954 WHI