Nattachai Kengpipat และ Prakitsin Sihanonth. (2012) Secondary metabolites produced by Streptomyces parvulus Strain J6.2. Chulalongkorn University:ม.ป.ท.Nattachai Kengpipat และ Prakitsin Sihanonth. 2012. Secondary metabolites produced by Streptomyces parvulus Strain J6.2. ม.ป.ท.:Chulalongkorn University;Nattachai Kengpipat และ Prakitsin Sihanonth. Secondary metabolites produced by Streptomyces parvulus Strain J6.2. ม.ป.ท.:Chulalongkorn University, 2012. Print.