Donegan, Patricia Jane,  1945- <br/><br/>
On the natural phonology of vowels: / 
by Patricia Jane Donegan. 
 - 1 microfilm reel :  positive ;  35 mm. 
<br/><br/>Thesis (Ph.D.) - Ohio State University, 1978. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Vowels.<br/>Grammar, Comparative and general--phonology.