Sumaeth Chavadej. 2008. Surfactant recovery by a multi-stage foam fractionation column. Bangkok:The Petroleum and Petrochemical College Chulalongkorn University;
Sumaeth Chavadej. (2008) Surfactant recovery by a multi-stage foam fractionation column. The Petroleum and Petrochemical College Chulalongkorn University:Bangkok.
Sumaeth Chavadej. Surfactant recovery by a multi-stage foam fractionation column. Bangkok:The Petroleum and Petrochemical College Chulalongkorn University, 2008. Print.
Sumaeth Chavadej. (2008) Surfactant recovery by a multi-stage foam fractionation column. The Petroleum and Petrochemical College Chulalongkorn University:Bangkok.