Maier, Henry W. Three theories of child development / Henry W. Maier. - 3rd. ed. - New York : Harper & Row, c1978 - xi, 292 p. : ill. ; 24 cm. - Harper series in Social work . Includes bibliographies and index. ISBN: 0060444347 Subjects--Topical Terms: Child psychology Dewey Class. No.: 155.410922 / MAT 1978