Hertford, R.  <br/><br/>
Sources of change in Mexican agricultural production, 1940-65  (Book) 

 - Washington D.C.  Economic Research Service US. Department of Agriculture  1971 
 - 106p.  27cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Economic aspects--Mexico
<br/><br/><label>Universal Decimal Class. No.: </label>338:63(72) HER  / 223