©2013 National Research Council of Thailand
Jirapan Udomkit. 2003. Communication anxiety for the basic signal officers in the English classroom at the Signal school. Field of Study Applied Linguistics, Mahidol University;
Jirapan Udomkit. (2003) Communication anxiety for the basic signal officers in the English classroom at the Signal school . Mahidol University/Bangkok.
Jirapan Udomkit. Communication anxiety for the basic signal officers in the English classroom at the Signal school. . Bangkok:Mahidol University, 2003.
Jirapan Udomkit. (2003) Communication anxiety for the basic signal officers in the English classroom at the Signal school . Mahidol University/Bangkok.