TY - BOOK AU - Spence,Janet T. AU - Spence,Kenneth W. AU - Bower,Gordon H. TI - The psychology of learning and motivation: advances in research and theory U1 - 153.1534 PY - 1967/// CY - New York PB - Academic Press KW - Learning, Psychology of KW - Periodicals KW - Motivation (Psychology) N1 - Includes index ER -