000
00285nam a2200121Ia 4500
008
191031s9999 xx 000 0 und d
100
_a
Kerlenger
245
0
_a
Foundation of behavioural research
260
_b
Surject publication
260
_c
1973
365
_b
80.00
942
_c
BK
999
_c
206892
_d
206892