Lefkowitz, Robert William,  1943- <br/><br/>
Semantic structure  [microform] / 
by Robert William Lefkowitz. 
 - Ann Arbor, Mich. :  University Microfilms International,  1969. 
 - 1 microfilm reel :  positive ;  35 mm. 
<br/><br/>Thesis (Ph.D.) - Indiana University, 1969. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Semantics.