Maneenuch Chuto และ Orawon Chailapakul. (2011) Method development for determination of methylparaben, ethylparaben and propylparaben by ultra-performance liquid chromatography coupled with electrochemical detection. Chulalongkorn University:ม.ป.ท.Maneenuch Chuto และ Orawon Chailapakul. 2011. Method development for determination of methylparaben, ethylparaben and propylparaben by ultra-performance liquid chromatography coupled with electrochemical detection. ม.ป.ท.:Chulalongkorn University;Maneenuch Chuto และ Orawon Chailapakul. Method development for determination of methylparaben, ethylparaben and propylparaben by ultra-performance liquid chromatography coupled with electrochemical detection. ม.ป.ท.:Chulalongkorn University, 2011. Print.