George Kettner Bennett, Harold Gustav Seashore & Alexander Gregory Wesman.
Numerical ability test, form B. (Differential aptitude series)
R558544. Numerical ability test, form B. By George Kettner Bennett, Harold Gustav Seashore & Alexander Gregory Wesman. (Differential aptitude series) © 29May46; AA19319. George K. Bennett (A); 7Sep73; R558544.
George K. Bennett|A