Bobbitt, J. M. and Newman, S. H. "Psychological Activities at the U. S. Coast Guard Academy." Psychological BulletinXLI (1944), 568-579.
2.
French, J. W., Tucker, L. R., Newman, S. H., and Bobbitt, J. M. " A Factor Analysis of Aptitude and Achievement Entrance Tests and Course Grades at the U. S. Coast Guard Academy" Journal of Educational Psychology, XLIII (1952), 65 -80.
3.
Green, R. F., Guilford, J. P., Christensen, P. R., and Comrey, A. L."A Factor-Analytic Study of Reasoning Abilities."Psychometrika , XVIII (1953), 135 -160.
4.
Guilford, J. P., Christensen, P. R., Kettner, N. W., Green, R. F., and Hertzka, A. F."A Factor-Analytic Study of Navy Reasoning Tests with the Air Force Aircrew Classification Battery."EDUCATIONAL AND PSYCHOLOGICAL MEASUREMENT, XIV ( 1954),301-325 .
5.
Guilford, J. P., Kettner, N. W., and Christensen, P. R."The Relation of Certain Thinking Factors to Training Criteria in the U. S. Coast Guard Academy." Report from the Psychological Laboratory, No. 13Los Angeles: University of Southern California, 1953.
6.
Hertzka, A. F., Guilford, J. P., Christensen, P. R., and Berger, R. M."A Factor-Analytic Study of Evaluative Abilities."EDUCATIONAL AND PSYCHOLOGICAL MEASUREMENT, XIV ( 1954) , 581-597 .
7.
Newman, S. H. and Bobbitt, J. M."The Development of Entrance Tests for the U. S. Coast Guard Academy."Journal of Applied Psychology , XXXII (1948), 248-254.
8.
Wilson, R. C., Guilford, J. P., Christensen, P. R., and Lewis, D. J."A Factor-Analytic Study of Creative-Thinking Abilities."Psychometrika, XIX (1954), 297 -311.