References
- Guilford , J. P. , ed. 1947 . Printed Classification Tests , 632 Washington : Government Printing Office . Army Air Forces Aviation Psychology, Program Research Report No. 5 Editor
- Kelly , E. L. and Fiske , D. W. 1951 . The Prediction of Performance in Clinical Psychology , 171 Ann Arbor : University of Michigan Press .
- Sells , S. B. , Holtzman , W. H. , Cofer , C. M. and Piotrowski , Z. A. 1952 . “Symposium on Clinical Prediction of Individual Adjustment from Personality Test Protocols: An Experimental Study of an Air Force Population,” . The American Psychologist , 7 July : 241