C. Burrus - J. Mcclellan, Prentice Hall
$12.28
Gaceta Nº 39.945, Njr
$2.00
Jose I. Hernandez, Juridica Venezolana
$14.20
Tatiana B. de Maekelt, Ciencias Politicas
$6.50
K. Arndt - J. Hsu, Lippincott
$69.29
Toyn F. Villar V., Libra
$10.80
C. Stone - R. Humphries, Mcgraw Hill
$90.00
Fernandez, Ra-ma
$47.57
Gaceta No. 39.027, Njr
$1.00