?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Istv%C3%A1n&rft.au=+T%C3%B3th+Szeles+Istv%C3%A1n&rft.aulast=T%C3%B3th+Szeles&rft.issue=120&rft.title=D%C3%A9lmagyarorsz%C3%A1g&rft.atitle=Homoki+gazd%C3%A1lkod%C3%A1s+tudom%C3%A1nyos+alapokon+%3A+Er%C5%91ink+pazarl%C3%A1sa+helyett&rft.volume=77&rft.pages=6&rft.date=1987.+m%C3%A1jus+23.&rft.genre=article