Matchima Nantharat และ Jessada Denduangboripant. (2009) Selection of highly variable chloroplast DNA sequences for genetic relationship study of tobacco cultivars in Thailand. Chulalongkorn University:ม.ป.ท.Matchima Nantharat และ Jessada Denduangboripant. 2009. Selection of highly variable chloroplast DNA sequences for genetic relationship study of tobacco cultivars in Thailand. ม.ป.ท.:Chulalongkorn University;Matchima Nantharat และ Jessada Denduangboripant. Selection of highly variable chloroplast DNA sequences for genetic relationship study of tobacco cultivars in Thailand. ม.ป.ท.:Chulalongkorn University, 2009. Print.