Schmidt-Nielsen, Knut, 1915- How animals work / by Knut Schmidt-Nielsen - Cambridge : The University Press, 1972 - vi, 114 p. : ill. ; 22 cm. Bibliography: p. 105-109 ISBN: 0521084172 : PND 2.20 Subjects--Topical Terms: PhysiologyAnimal behavior Dewey Class. No.: 591.1