Surang Thamthiankul. 1999. Characterization and production of chitinase from Bacillus thuringiensis subsp. pakistani and its transformants. Faculty of Graduate Studies, Mahidol University;
Surang Thamthiankul. (1999) Characterization and production of chitinase from Bacillus thuringiensis subsp. pakistani and its transformants . Mahidol University/Bangkok.
Surang Thamthiankul. Characterization and production of chitinase from Bacillus thuringiensis subsp. pakistani and its transformants. . Bangkok:Mahidol University, 1999.
Surang Thamthiankul. (1999) Characterization and production of chitinase from Bacillus thuringiensis subsp. pakistani and its transformants . Mahidol University/Bangkok.