000
00288nam a2200109Ia 4500
001
81727
008
170722s9999 xx 000 0 und d
100
_a
Hess, Robert D.
245
_a
Early education :
_b
Current theory, research and action /
700
_a
Bear, Roberta Meyer
942
_c
GEN
999
_c
74890
_d
74890