Singer, Dorothy G. A Piaget primer : how a child thinks / Dorothy G. Singer & Tracey A. Revenson. - New York : International Universities Press, c1978. - x, 148 p. : ill. ; 21 cm. Includes index. Bibliography: p. 135-143. ISBN: 0823641368 LCCN: 78058483 Subjects--Personal Names: Piaget, Jean, 1896-1980. Subjects--Topical Terms: Cognition in children. LC Class. No.: BF723.C5 / S6 Dewey Class. No.: 155.4/13