©2013 National Research Council of Thailand
Roongtip Promsiri. 1996. A survey of English teaching problems and wants in teacher training of upper-secondary English teachers in government secondary schools in educational region 12. Faculty of Graduate Studies, Mahidol University;
Roongtip Promsiri. (1996) A survey of English teaching problems and wants in teacher training of upper-secondary English teachers in government secondary schools in educational region 12 . Mahidol University/Bangkok.
Roongtip Promsiri. A survey of English teaching problems and wants in teacher training of upper-secondary English teachers in government secondary schools in educational region 12. . Bangkok:Mahidol University, 1996.
Roongtip Promsiri. (1996) A survey of English teaching problems and wants in teacher training of upper-secondary English teachers in government secondary schools in educational region 12 . Mahidol University/Bangkok.