00790    a2200253   45000010006000000050017000060080041000230030015000640400040000790800048001192450014001672640051001813000032002320410008002641000033002727000029003057000021003347000026003557000026003817000045004077000031004527000025004837000028005086162620260407155906.0260407a1971    arg                 spa dAR-UNSa-BCEJYS  aAR-UNSa-BCEJYSbspacAR-UNSa-BCEJYS  a347.44xContratos en general. Obligaciones 10aContratos 1aBuenos Aires :bVíctor P. de Zavalíac1971  a2 v. (342 ; 310 p.)c23 cm.  aspa1 aVidela Escalada, Federico N.1 aGastaldi, José María1 aOvsejevich, Luis1 aCobas, Manuel Osvaldo1 aRavenna, Nelly Alicia1 aCasas de Chamorro Vanasco, María Luisa1 aCrivellari Lamarque, Elena1 aStodart, Ana María1 aErdozain, Martín Luis