Michaelis, John Udell, 1912- Social studies for children in a democracy recent trends and developments by John U. Michaelis - 5th ed. - Englewood Cliffs, N.J. Prentice-Hall 1972 - xv, 592 p.: ill., ; 24 cm. Includes bibliographies. ISBN: 0138818157 LCCN: 76-172273 Subjects--Topical Terms: Social sciences--Study and teaching (Elementary)