?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=C&rft.au=Schipmann%2C+C&rft.aulast=Schipmann&rft.atitle=Supply+chain+differentiation%2C+contract+agriculture%2C+and+farmers%E2%80%99+marketing+preferences%3A+The+case+of+sweet+pepper+in+Thailand&rft.title=Food+Policy&rft.issn=0306-9192&rft.date=2011&rft.volume=36&rft.pages=667-677&rft.issue=5&rft.genre=article