Gregory, Robert J.

[NT 60487] Overview

[NT 60478] Works:	2 [NT 60520] works in 2 [NT 60521] publications in 2 [NT 60522] languages

[NT 60480] Titles

Psychological testing : history, principles, and applications [NT 59711] by: Gregory, Robert J. ([NT 1579] Language materials, printed)

心理測驗 [NT 59711] by: Gregory, Robert J.; 游恆山; 葛瑞格里 ((Gregory, Robert J.)) ([NT 1579] Language materials, printed)

[NT 60479] Subjects