Sangobtip Pongstabodee and others. 2004. Floating and selectivity of plastic by froth flotation. Bangkok:Chulalongkorn University;
Sangobtip Pongstabodee and others. (2004) Floating and selectivity of plastic by froth flotation. Chulalongkorn University:Bangkok.
Sangobtip Pongstabodee and others. Floating and selectivity of plastic by froth flotation. Bangkok:Chulalongkorn University, 2004. Print.
Sangobtip Pongstabodee and others. (2004) Floating and selectivity of plastic by froth flotation. Chulalongkorn University:Bangkok.