Ruknahatai Klangprapan. Opinions of flight attendants toward polite language use with customers. Master's Degree(Teaching English as a Foreign Language). Thammasat University Library. : Thammasat University, 2015.
| Title | Contributor | Type |
|---|---|---|
| Opinions of flight attendants toward polite language use with customers
มหาวิทยาลัยธรรมศาสตร์ Ruknahatai Klangprapan | Damrong Attaprechakul | วิทยานิพนธ์/Thesis |