JORDAN, E.L. Verma, P.S. Chordate zoology and elements of animal physiology / by E.L.Jordan, P.S.Verma - 10th ed. - New Delhi S.Chand & Co. 1995 - xii, 1151 p. Includes index. ISBN: 8121903505 Subjects--Topical Terms: ChordatesVertebrates Dewey Class. No.: 596 / JOR