00623nam a2200181Ia 4500082002600000100001600026245007500042260003500117300001500152500000500167690000600172700000500178952010700183952010700290964001700397921001000414999001700424  a338.13096897bD281.SR  aDean, Edwin  aSupply responses of African farmers theory and measurement in Malawib  aAmsterdambNorth-Hollandc1966  axiv, 174p.  a  a   a  00104070aISIbISId1998-09-23l0o338.13096897 D281.SRpDP1328r2019-02-14 00:00:00w2019-02-14yBK  00104070aISIbISId1998-09-23l0o338.13096897 D281.SRpDP2585r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a13201  c13201d13201