00666nam a2200193Ia 4500001001100000005001700011008004100028043002100069050001600090090001300106245009600119260004500215300004300260504003200303610005000335650004700385650002500432999001500457000000573020251012174442.0  740610s1967    mauabc   b    000 0 eng  an-mx---an-us---00aS471.M6bS700a630/.97210aCampaigns against hungerc[by] E. C. Stakman, Richard Bradfield [and] Paul C. Mangelsdorf.   aCambridge, Mass.,bBelknap Pressc1967.   axvi, 328 pbillus., map, portsc25 cm.  aBibliographical footnotes. 20aRockefeller Foundation.bAgriculture Program. 0aAgricultural assistance, AmericanzMexico. 0aAgriculturezMexico.  c3744d3744