000 00340nam a2200145Ia 4500
008 180613s9999||||xx |||||||||||||| ||und||
020 _a198594682
041 _aen
082 _a630.683
100 _aBARKER, J.W.
245 0 _aAgricultural marketing
260 _aOxford
_bOxford university press
_c1981
300 _a226p.
942 _cSR
999 _c72554
_d72554