00792nam0-22002891i-450-99000372712040332120071218145146.00-444-41875-x000372712FED01000372712(Aleph)000372712FED0100037271220030910d1980----km-y0itay50------baitay-------001yyTrade and environmenta theoretical enquiryH.Siebert , J.EichbergerAmsterdamElsevier1980352p.25cmEichberger,J.Siebert,Horst<1938- >ITUNINARICAUNIMARCBK990003727120403321Q2-Q4.57607DECTSDECTSTrade and environment59746UNINA