Abbott, J.C. Makeham, J.P.
Agricultural economics and marketing in the tropics - London, Longman 1979 - 167 - Intermediate tropical agriculture series .
0 582 60304 8
Agriculture - economical aspects/ farm management/ marketing - agriculture
338.109 13 ABB
100
Agricultural economics and marketing in the tropics - London, Longman 1979 - 167 - Intermediate tropical agriculture series .
0 582 60304 8
Agriculture - economical aspects/ farm management/ marketing - agriculture
338.109 13 ABB
100