Pises Liawsakul. 1999. Isolation of alkaline lipase production soil bacteria. Faculty of Science, Chulalongkorn University;
Pises Liawsakul. (1999) Isolation of alkaline lipase production soil bacteria . Chulalongkorn University/Bangkok.
Pises Liawsakul. Isolation of alkaline lipase production soil bacteria. . Bangkok:Chulalongkorn University, 1999.
Pises Liawsakul. (1999) Isolation of alkaline lipase production soil bacteria . Chulalongkorn University/Bangkok.