000			00510nam a22001337a 4500
005			20251208121524.0
008			251208b |||||||| |||| 00| 0 eng d
050			_aS561.N6 _b1981
100			_aNorman W. David, Newman D.Mark and Ouedraogo Ismael
245			_aFarm and Village production systems in the semi-arid tropics of West Africa _bAn interpretive review of research _cDavid, W. Norman, Mark, D. Newman and Ismael Ouedraogo
260			_aIndia _bICRISAT _c1981
300			_avi, 94p.:ill. _bPbk
942			_cBK
999			_c26665 _d26665