Human development, an emergent science / Justin Pikunas ; with chapters revised by Robert P. O'Neil. Pikunas, Justin. Developmental psychology. Adult. Child development. Psychology. BF713 .P54 1976 136.50 PIH Published in 1961 under title: Psychology of human development, and in 1969 under title: Human development, a science of growth. Includes bibliographies and indexes. New York : McGraw-Hill, c1976. c1976. 1976 Text xviii, 435 p. : eng