Sawai Sukvittayawong. 1991. A Study of optimum cutting conditions between carbide and coated cutting tools. Bangkok:Chulalongkorn University;
Sawai Sukvittayawong. (1991) A Study of optimum cutting conditions between carbide and coated cutting tools (รายงานผลงานวิจัย). Chulalongkorn University:Bangkok.
Sawai Sukvittayawong. A Study of optimum cutting conditions between carbide and coated cutting tools. Bangkok:Chulalongkorn University, 1991.
Sawai Sukvittayawong. (1991) A Study of optimum cutting conditions between carbide and coated cutting tools (รายงานผลงานวิจัย). Chulalongkorn University:Bangkok.