Nowak, Ronald M. Walker's mammals of the World / Ronald Nowak. - 5th ed. - Baltimore : Johns Hopkins University Press, 1991 - 2 v. 1629 p. : ill. ; 27 cm. - Collection "Les mammif�eres du monde" . Rev. ed. of: Walker's mammals of the World. 4th ed. 1983. Includes bibliographical references. Open access. ISBN: 080183970X LCCN: 9127011 Subjects--Topical Terms: Mammals.Mammals--Classification.