References
- Blodgett , H. C. 1929 . The effect of introduction of reward upon maze performance of rats . Univ. Calif. Publ. Psychol. , 4 : 113 – 134 .
- Buxton , C. E. 1940 . Latent learning and the goal gradient hypothesis . Contrib. Psychol. Theory , 2 : 3 – 75 .
- Harlow , H. F. 1950 . Learning and satiation of response in intrinsically motivated complex puzzle performance by monkeys . Jour. Comp. & Physiol. Psychol. , 43 : 289 – 294 .
- Harlow , H. F. , Harlow , M. K. and Meyer , D. R. 1950 . Learning motivated by a manipulation drive . Jour. Exper. Psychol. , 40 : 228 – 234 .
- Snedecor , G. W. 1946 . Statistical Methods , Ames : Iowa State Coll. Press .
- Tolman , E. C. and Honzik , C. H. 1930 . Introduction and removal of reward and maze performance in rats . Univ. Calif. Publ. Psychol. , 4 : 257 – 275 .