00379nam a2200157   450000100060000000300030000600500170000900800410002603500190006703500180008605000230010410000230012724500260015025000110017626000340018731082UR20220427184633.0061104|||||||||||||||||||||||||||||||| d  a(janium) 31071  a(janium)31069 4aKGF1059b.D53 20021 aDiaz Bravo, Arturo10aContratos mercantiles  a7a ed.  bOxford University Pressc2002