Vika Sadzhaya, Romor
$4.80
M. Velhagen - E. Calderon, Trillas
$6.00
F. Kerlinger - H. Lee, Mcgraw Hill
$43.29
Jesus Rodriguez Lastra, Universidad Carabobo
$8.00
Lind - Marchal - Wathen, Mcgraw Hill
$51.91
P. Samuelson - W Nordhaus, Mcgraw Hill
$57.00
Edison E. Villalobos A., Edison E. Villalobos A.
$6.17
Gaceta Nº 6.017, Njr
$2.00