Sukanya Siritantikorn- <br/><br/>
Teaching competency needs of vocational business teachers at the upper secondary school level in Thailand, as perceived by vocational business education instructors  [microform] / 
by Sukanya Siritantikorn. 
 - Ann Arbor, Mich. :  University Microfilms International,  1979 
 - 1 microfilm reel :  positive ;  35 mm. 
<br/><br/>Thesis (Ph.D.) - University of Iowa, 1979 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Vocational teachers, Training of--Thailand<br/>Business teachers--Thailand