Aree Chalaysap. <br/><br/>
Syntactic variables in the written English of Thai university students from three proficiency levels  [microform] / 
Aree Chalaysap. 
 - Ann Arbor, Mich.:  University Microfilms International,  1980. 
 - 2 microfiches ;  11 x 15 cm. 
<br/><br/>Thesis (Ph.D.)-Univesity of Texas, 1980. 
<br/><br/><label>ISBN: </label>Y910040034 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Syntax.<br/>English language--Writing.