000
00269nam a2200121Ia 4500
008
220201s1990 xx 000 0 eng d
082
_a
658
_b
SIN
100
_a
Singh
245
0
_a
Management training for Productivity .
260
_c
1990
300
_a
368
942
_2
ddc
999
_c
7121
_d
7121