000 00315nam a2200121Ia 4500
005 20260224040900.0
008 260224s9999||||xx |||||||||||||| ||und||
082 _a631 BAR
100 _aC. Stephen Barnard;
245 0 _aFarm planning and control
260 _aNew York: Cambridge UniversityPress
_c1979
942 _cBK
999 _c2048
_d2048