Guntapong Chokejareonpattanagid. 2001. Secondary role assignment. Field of Study Computer Science, Mahidol University;
Guntapong Chokejareonpattanagid. (2001) Secondary role assignment . Mahidol University/Bangkok.
Guntapong Chokejareonpattanagid. Secondary role assignment. . Bangkok:Mahidol University, 2001.
Guntapong Chokejareonpattanagid. (2001) Secondary role assignment . Mahidol University/Bangkok.