Warangkana Lertsawat. 1996. Ozonolysis of styrene waste. Graduate School, Chulalongkorn University;
Warangkana Lertsawat. (1996) Ozonolysis of styrene waste . Chulalongkorn University/Bangkok.
Warangkana Lertsawat. Ozonolysis of styrene waste. . Bangkok:Chulalongkorn University, 1996.
Warangkana Lertsawat. (1996) Ozonolysis of styrene waste . Chulalongkorn University/Bangkok.