00845nam0 2200253 450 00000530920040223133627.00-8138-0899-520040223d2002----km-y0itay50------baengUSAgricultural policy for the 21st centuryedited by Luther Tweeten, Stanley R. Thompsonforeword by D. Gale JohnsonIowaBlackwell2002XII, 309 p.graf. e tab.22 cmScritti di autori variAnalisi della domanda e offerta in agricolturaTweeten,LutherThompson,Stanley R.Johnson,Gale D.IT UNIPARTHENOPE RICA UNIMARC000005309NAVA2711/8.1032920040223Agricultural policy for the 21st century60602UNIPARTHENOPE