Nelson, Merwyn Russel,  1939- <br/><br/>
The relationship between level of living and fertility among a rural population in the Philippines  [microform] / 
by Merwyn Russell Nelson 
 - Ann Arbor, Mich. :  University Microfilms International,  1981 
 - 1 microfilm reel :  positive ;  35 mm. 
<br/><br/>Thesis (Ph.D.) - Pennsylvania State University, 1980 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertility, Human--Thailand
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Thailand--Population, Rural