共 6 条
[1]
CLARK KE, APPL GUTTMA IN PRESS
[2]
EDWARDS AL, SCALE ANAL IN PRESS
[3]
Goodenough WH, 1944, EDUC PSYCHOL MEAS, V4, P179
[5]
GUTTMAN L, 1945, D2 ARM SERV FORC INF