000 00288nam a2200121Ia 4500
008 220201s1997 xx 000 0 eng d
100 _aKHANNA, O.P. & LAL, M.
245 0 _aPRODUCTION TECHNOLOGY
250 _aDELHI
260 _aDELHI
_bDHANPAT RAI
_c1997
300 _a868
942 _2ddc
999 _c67168
_d67168