000
00287nam a2200121Ia 4500
008
220201s1993 xx 000 0 eng d
082
_a
670
_b
KHA
100
_a
Khanna & Lal
245
0
_a
Tb of production technology
260
_b
Dhanpat Rai & Sons
_c
1993
300
_a
863
942
_2
ddc
999
_c
85712
_d
85712