Apinan Sirirattanathon. (1997) Expression of recombinant chitinase genes from Aeromonas hydrophila and Pseudomonas maltophilia in Escherichia coli. Mahidol University,:ม.ป.ท.Apinan Sirirattanathon. 1997. Expression of recombinant chitinase genes from Aeromonas hydrophila and Pseudomonas maltophilia in Escherichia coli. ม.ป.ท.:Mahidol University,;Apinan Sirirattanathon. Expression of recombinant chitinase genes from Aeromonas hydrophila and Pseudomonas maltophilia in Escherichia coli. ม.ป.ท.:Mahidol University, 1997. Print.