(2004). "From Amsterdam in 1905 to Surat in 2005": International Federation of Chemical, Energy, Mining and General Workers' Unions World Conference of the Diamond, Gem, Ornament and Jewellery Production Section, Boksburg, South Africa, 22nd and 23rd of November 2004 ; conference working document.
Chicago Style (17th ed.) Citation"From Amsterdam in 1905 to Surat in 2005": International Federation of Chemical, Energy, Mining and General Workers' Unions World Conference of the Diamond, Gem, Ornament and Jewellery Production Section, Boksburg, South Africa, 22nd and 23rd of November 2004 ; Conference Working Document. [S.l, 2004.
MLA (9th ed.) Citation"From Amsterdam in 1905 to Surat in 2005": International Federation of Chemical, Energy, Mining and General Workers' Unions World Conference of the Diamond, Gem, Ornament and Jewellery Production Section, Boksburg, South Africa, 22nd and 23rd of November 2004 ; Conference Working Document. 2004.