©2013 National Research Council of Thailand
Pet-eng Suranutkarin. 1999. The practical use and competence of English in the medical profession : a case study of residents at Ramathibodi hospital. Faculty of Humanities, Ramkhamhaeng University;
Pet-eng Suranutkarin. (1999) The practical use and competence of English in the medical profession : a case study of residents at Ramathibodi hospital . Ramkhamhaeng University/Bangkok.
Pet-eng Suranutkarin. The practical use and competence of English in the medical profession : a case study of residents at Ramathibodi hospital. . Bangkok:Ramkhamhaeng University, 1999.
Pet-eng Suranutkarin. (1999) The practical use and competence of English in the medical profession : a case study of residents at Ramathibodi hospital . Ramkhamhaeng University/Bangkok.