000
00268nam a2200109Ia 4500
008
230416s9999||||xx |||||||||||||| ||und||
020
_a
80163270
050
_a
RC489.B4 B436 1971
245
0
_a
Behavioral intervention in human problems.
260
_c
1971
942
_2
lcc
_c
BK
999
_c
756
_d
756