Lippitt, Ronald The Dynamics of planning change : a comparative study of principles and techniques Ronald Lippitt, Jeanne Watson and Bruce Westley - New York: Harcourt, Brace & World Inc., 1958. - viii, 312p. HB Includes bibliography and index Eng Subjects--Topical Terms: Human behaviourHuman -Social aspect Dewey Class. No.: 301 / LID