000
00286nam a2200121Ia 4500
008
220201s1971 xx 000 0 eng d
082
_a
658.4
_b
HEL
100
_a
Heller (Front .A)
245
0
_a
Managerical Decision Making
260
_b
unknown (no)
_c
1971
300
_a
140
942
_2
ddc
999
_c
2268
_d
2268