Saowalak Tarin. 2012. An analysis of lexical features used in ordinary national educational test (O-NET) of matthayom 3 students. , Chiangrai Rajabhat University;
Saowalak Tarin. (2012) An analysis of lexical features used in ordinary national educational test (O-NET) of matthayom 3 students . Chiangrai Rajabhat University/Chiangrai.
Saowalak Tarin. An analysis of lexical features used in ordinary national educational test (O-NET) of matthayom 3 students. . Chiangrai:Chiangrai Rajabhat University, 2012.
Saowalak Tarin. (2012) An analysis of lexical features used in ordinary national educational test (O-NET) of matthayom 3 students . Chiangrai Rajabhat University/Chiangrai.