00609nam a2200193Ia 4500 228393 BIBL 20160527201641.0 91082 c19691966pr s00110 spa 91008268 HF5693.S58 V38 1969 513/.93 Vázquez Cruz, Ruperto Local 287488 Elementos de matemática comercial Ruperto Vázquez Cruz. 2. ed. rev. Río Piedras, P.R. Editorial Universitaria, Universidad de Puerto Rico 1969 [c1966] xiii, 344 p. Business mathematics Local 67260 170361 170361 0 0 ddc 0 511_800000000000000_V_393 0 abpr 333875 1 1 B 2016-05-27 Villar 5.40 325076 0 511.8 V 393 60000010107602 2016-05-27 00:00:00 C.2 r:228393 23