000 00313nam a2200133Ia 4500
008 180611s9999||||xx |||||||||||||| ||und||
041 _aen
082 _a658.93
100 _aBARNARD, C. S.
245 0 _aFarm Planning and Control
260 _aLondon
_bCambridge University
_c1973
300 _a600p.
942 _cLL
999 _c2703
_d2703