00330nam a2200097Ia 4500008004100000082002000041100004000061245009300101260003000194300000800224140113s9999    xx            000 0 und d  a330:63(02)   P1  a"Gardner, B.L. & Rausser,G.C., Ed."  aHandbook of Agric. Economics vol. 1A :Agricultural production (handbook in economics 18)  a2001bElseviercAmsterdam  a741