Duff, Robert Ward, 1944- <br/><br/>
Neighborhood of residence and knowledge, attitudes and practices with regard to conception control in a Philippines City / 
Robert Ward Duff. 
 - 1 microfilm reel :  positive ;  35 mm. 
<br/><br/>Thesis (Ph.D.) - University of Notre Dame, 1971. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Birth control--Philippines.