Verma, P.S. A Manual of Practical Zoology Invertebrates For Undergraduate and Postgraduate Students of All Indian Universities - 15 - New Delhi S. Chand & Company Pvt. Ltd. 1971 - 497 ISBN: 9783121908290 Publisher. No.: S. Chand and Company Pvt Ltd Subjects--Personal Names: Zoology Subjects--Topical Terms: Zoology