000			00313nam a2200121 4500
999			_c7655 _d7655
082			_a352.83
100			_aPakistan Standards
245			_aPakistan Standards Catalogue
260			_aKarachi: _bPakistan Standards Institution, _c1993.
300			_aVII,331p. ;
650			_aPakistan Standards Catalogue
942			_cBK