Williams, T. C. The concept of the categorical imperative : a study of the place of the categorical imperative in Kant's ethical theory / by T. C. Williams - Oxford : Clarendon Press, c1968 - viii, 142 [1] p. ; 22 cm. Includes bibliographical references and index ISBN: PND 2.00 Subjects--Personal Names: Kant, Immanuel, 1724-1804 --Ethics Subjects--Topical Terms: Ethics Dewey Class. No.: 171