Geert, Paul van Dynamic systems development: change between complexity and chaos / Paul van Geert - Hertfordshire: Harvester Wheatsheaf, c1994. - xii, 300p.; ill. - The developing body and mind series . Includes bibliographical references ISBN: 0-7450-1136-5 Subjects--Topical Terms: Developmental psychology Child psychology Dewey Class. No.: G.S. 155 G298 1994