Church, Joseph Three babies; biographies of cognitive development. - New York : Random House, [1966] - ix, 323 p. 21 cm. Includes bibliographies. LCCN: 66014879 //r892 Subjects--Topical Terms: Cognition in infants.--Case studies. LC Class. No.: BF723.I6 / C5 Dewey Class. No.: 155.422