Singer, Robert D., 1931- Psychological development in children / Robert D. Singer [and] Anne Singer - London : W.B.Saunders, 1969 - xv, 437 p. : ill. ; 25 cm. - Saunders books in psychology . Includes index ISBN: USD 8.00 Subjects--Topical Terms: Child psychology Dewey Class. No.: 136.7