Harrison, Richard John, 1920- Marine mammals / by Richard J. Harrison and Judith E. King - London : Hutchinson University Library, 1965 - 192 p. : ill. ; 20 cm. - Hutchinson university library. Biological sciences . Imprint covered by label: New York, Hillary House Includes bibliographycal refarences and index ISBN: PND 1.00 Subjects--Topical Terms: Aquatic mammalsMarine mammals Dewey Class. No.: 599.92