Narongchai Vora-adisak และ Pakorn Varanusupakul. (2005) Liquid-phase microextraction using hollow fiber membrane for determination of disinfection by-products in water. Chulalongkorn University:ม.ป.ท.Narongchai Vora-adisak และ Pakorn Varanusupakul. 2005. Liquid-phase microextraction using hollow fiber membrane for determination of disinfection by-products in water. ม.ป.ท.:Chulalongkorn University;Narongchai Vora-adisak และ Pakorn Varanusupakul. Liquid-phase microextraction using hollow fiber membrane for determination of disinfection by-products in water. ม.ป.ท.:Chulalongkorn University, 2005. Print.