Verma, P. S V. K. Agarwal Chordate Embryology / by P. S. Verma and V.K. Agarwal - New Delhi: S. Chand, 1985 - p.667 ISBN: 9788121902618 Subjects--Topical Terms: ZoologyVertebratesChordate Embryology Dewey Class. No.: 596 / VER-C