Verma, P. S and Agarwal, V. K. Cell Biology, Genetics, Molecular Biology, Evolution and Ecology - New Delhi S. Chand & Company Pvt. Ltd. 1974 - 294 ISBN: 9788121924429 Publisher. No.: Sriranga Publishers and Distributors and Distiributors Subjects--Personal Names: Zoology Subjects--Topical Terms: Zoology