000
00325nam a2200145Ia 4500
008
221221s9999 xx 000 0 und d
082
_a
370.72
_b
BES/R
100
_a
Best, John W
245
0
_a
Research In Education
250
_a
9
260
_b
Phi Learning
650
_a
General
700
_a
Kahn, James V
942
_c
BK
999
_c
28559
_d
28559