Simmonds, Norman W., 1914-
Farming systems research : a review / Norman W. Simmonds. - Washington, D.C., U.S.A. : World Bank, 1985. - xii, 97 p. : ill. ; 28 cm. - World Bank technical paper, no. 43 0253-7494 ; .
Bibliography: 88-95. pp.
0821305662
85012181
Agricultural systems
Tarımsal sistemler
S494.5.S95 / S56 1985
630.72 / SIM 1985
Farming systems research : a review / Norman W. Simmonds. - Washington, D.C., U.S.A. : World Bank, 1985. - xii, 97 p. : ill. ; 28 cm. - World Bank technical paper, no. 43 0253-7494 ; .
Bibliography: 88-95. pp.
0821305662
85012181
Agricultural systems
Tarımsal sistemler
S494.5.S95 / S56 1985
630.72 / SIM 1985