000
00279nam a2200109Ia 4500
001
79383
008
170722s9999 xx 000 0 und d
100
_a
Sarason, Seymourb
245
_a
Preparation of teachers
_b
An unstudied problem in education /
260
_c
1962.
942
_c
GEN
999
_c
60704
_d
60704