Somkiat Kongkun. 2008. Biotransformation of some steroids by Bacillus megaterium NRRL B-938. Field of Study Applied Chemistry, Ramkhamhaeng University;
Somkiat Kongkun. (2008) Biotransformation of some steroids by Bacillus megaterium NRRL B-938 . Ramkhamhaeng University/Bangkok.
Somkiat Kongkun. Biotransformation of some steroids by Bacillus megaterium NRRL B-938. . Bangkok:Ramkhamhaeng University, 2008.
Somkiat Kongkun. (2008) Biotransformation of some steroids by Bacillus megaterium NRRL B-938 . Ramkhamhaeng University/Bangkok.