Nara Suankaew และ Tawatchai Charinpanitkul. (2011) Encapsulation of menthol with PEG6000 by rapid expandsion of supercritical carbon dioxide. Chulalongkorn University:ม.ป.ท.Nara Suankaew และ Tawatchai Charinpanitkul. 2011. Encapsulation of menthol with PEG6000 by rapid expandsion of supercritical carbon dioxide. ม.ป.ท.:Chulalongkorn University;Nara Suankaew และ Tawatchai Charinpanitkul. Encapsulation of menthol with PEG6000 by rapid expandsion of supercritical carbon dioxide. ม.ป.ท.:Chulalongkorn University, 2011. Print.