00473nam a2200193Ia 4500008004100000041001200041082001000053082001100063100001900074100001100093245002900104260001100133260003200144260000900176300001500185365002500200650002700225650002700252150909s9999    xx            000 0 und d  aEnglish  a338.1  bFOL/IN  aFolley R.R.W    eAuthor  aIntensive crop economics  aLondon  bHeinemann educational books  c1973  a331  Pages  aUKP.5.00              aAgricultural economics  aAgricultural resources