000
00267nam a2200121Ia 4500
008
191031s9999 xx 000 0 und d
100
_a
Jones
245
0
_a
Ethological studies of child behavior
260
_b
CUP
260
_c
1972
365
_b
7.95
942
_c
BK
999
_c
206090
_d
206090