Verma, P.S. Chordate embryology : development biology of nonchordates and chordates / P.S. Verma and V. K. Agarwal - 1st ed. - New Delhi : S. Chand and Company Pvt. Ltd., 2012. - 667 p. ; ill. : 21 cm. It includes bibliographical information and index. ISBN: 8121902614 Subjects--Topical Terms: EmbryologyBiologyDNAMammalNeurulation Dewey Class. No.: 612.646 / VER