Khanungnit Ariyatugun. The development of English conversational package for enhancing English speaking skill of Thai car sales people. Master's Degree(English). Khon Kaen University. Instructional Resource Center. : Khon Kaen University, 2012.
| Title | Contributor | Type |
|---|---|---|
| The development of English conversational package for enhancing English speaking skill of Thai car sales people
มหาวิทยาลัยขอนแก่น Khanungnit Ariyatugun | Kornwipa Poonpon | วิทยานิพนธ์/Thesis |