000 00266nam a22001097a 4500
082 _a660 DIR'P
100 _aPAEC
_975520
245 _aDIRECTORY ON ENGINEERING AND CHEMICAL PRODUCTS MANUFACTURED
260 _aISLAMABAD
_bPAEC
_c1981
300 _aVOL-1
942 _cBK
999 _c580921
_d580921