000
00270nam a2200109Ia 4500
008
160710s1993 xx 000 0 und d
100
_a
KHANNA , O.P.
245
_a
T.B. of Production Technology.
260
_b
Dhanpat Rai & Sons.
_c
1993
300
_a
868
942
_2
ddc
_c
B
999
_c
52201
_d
52201