Rananda Rungnaphawet. 2007. The syntactic variation of English adverbs in the interlanguage of Thai learners. Field of Study English as an International Language, Chulalongkorn University;
Rananda Rungnaphawet. (2007) The syntactic variation of English adverbs in the interlanguage of Thai learners . Chulalongkorn University/Bangkok.
Rananda Rungnaphawet. The syntactic variation of English adverbs in the interlanguage of Thai learners. . Bangkok:Chulalongkorn University, 2007.
Rananda Rungnaphawet. (2007) The syntactic variation of English adverbs in the interlanguage of Thai learners . Chulalongkorn University/Bangkok.