Quintana, Emilio Urdaneta <br/><br/>
Resource productivity estimates for five types of Philippine farms  [microform] / 
Emilio Urdaneta Quintana 
 - Ann Arbor, Mich. :  University Microfilms International,  1960 
 - 1 microfilm reel :  positive ;  35 mm. 
<br/><br/>Thesis (Ph.D.) - Purdue University, 1960 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Economic aspects--Philippines
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Philippines--Agriculture--Economic aspects