G. Briggs - R. Freeman, Lippincott

$93.00

Jose Saban Ruiz, Diaz de Santos

$30.00

Sopena, Sopena

$6.00

Gaceta Nº 41.070, la Piedra

$3.50

Miguel A. Torrealba, Funeda

$6.00

Schwartz y Otros, Mcgraw Hill

$52.00

Dra.elena Barberia Leache, Ripano

$19.30

Emilio Calvo Baca, Ediciones Libra

$20.35

Gaceta Nº 39.818, la Piedra

$4.00

J. Levine - M. Levine, Mcgraw Hill

$20.00

Van Wylen, Limusa

$52.59

Susan Stempleski, Thomson

$13.91

Alexis G. Perez, Fedupel

$10.43

Luz Stella Rozo, Ediciones Giluz

$6.00

Julio Rodriguez B., Ciencias Politicas

$5.50

Gaceta Nº 39.912, Njr

$1.40

Ricardo Bulmez, Urania

$15.00

W. Bauer - G. Westfall, Mcgraw Hill

$82.00

D. Gardner - D. Shoback, Mcgraw Hill

$140.00

Gaceta Nº 39.346, la Piedra

$2.30

Carlos E. Weffe H., Avdt

$7.74

Ivan Mirabal Rendon, Universitas

$10.00

Gaceta No. 38.633, Njr

$2.00

Aristoteles, el Trebol

$4.00

Ruben Treviño, Mcgraw Hill

$42.00

Richard A. Harvey, Lippincott

$84.50

J. Lopera - M. Bernal, Intermedio

$9.00

Gaceta Nº 6.017, Njr

$1.40

Gaceta No., la Piedra

$3.00

Antonio Machado - Allison, Ucv

$8.77