00453nam a2200169Ia 4500008004100000020001500041082001600056100002600072245004200098260004200140300000800182650001400190650002000204653001600224653002200240653002100262170901s1967 xx 000 0 und d a0851393942 a338.1bW28M aWeller Dip Arch, John 0aModern Agriculture and Rural Planning aLondonbThe Architectural Pressc1967 a442 aEconomics aSocial sciences aAgriculture aRegional planning aRual development