Longitudinal research in the study of behavior and development / John R. Nesselroade, Paul B. Baltes. Nesselroade, John R. Baltes, Paul B. Psychology Research Longitudinal studies. Developmental psychology Longitudinal studies. 155.072 NEL Includes indexes. Bibliography: p. 353-374. New York : Academic Press, c1979. c1979. 1979 Text xiv, 386 p. : eng