Benja Chaveevanchol และ Wanchai De-Eknamkul. (2006) Chemometric study of essential oils from Thai cinnamomum species. Chulalongkorn University:ม.ป.ท.Benja Chaveevanchol และ Wanchai De-Eknamkul. 2006. Chemometric study of essential oils from Thai cinnamomum species. ม.ป.ท.:Chulalongkorn University;Benja Chaveevanchol และ Wanchai De-Eknamkul. Chemometric study of essential oils from Thai cinnamomum species. ม.ป.ท.:Chulalongkorn University, 2006. Print.