Samuel A. Mantilla, Ecoe Ediciones

$27.18

Luisa A. Henriquez L., Lfce

$18.62

Gaceta Nº 38.669, Njr

$2.40

Mia Astral, Planeta

$11.40

Gaceta Nº 6156, la Piedra

$1.68

Oskar Campo, Biosfera

$14.52

R. Halgin - S. Krauss, Mcgraw Hill

$54.00

Gaceta Nº 5.552, Dabosan

$1.20

Frank M. White, Mcgraw Hill

$42.00

R. Hernandez - N. Mendoza, Mcgraw Hill

$30.00

Gaceta Nº 39.688, Njr

$2.40

Vargas, Limusa

$28.80

Harry B. Skinner, Mcgraw Hill

$60.00

Ignacio Larrañaga, San Pablo

$6.00

Julio Sepulveda Saavedra, Mcgraw Hill

$108.00

Stormen Omartian, Unilit

$8.89

$5.95

Aldebaran Contreras, Davide Publicidad

$8.40

Gaceta Nº 6.155, Njr

$2.40

Tito Balza Santaella, Tito Balza Santaella

$6.00

Alicia Gallotti, Martinez Roca

$7.20

Paul Harrington, Urano

$12.00

T. Gomella - Cunningham, Mcgraw Hill

$60.00

S. Tellez - M. Garcia, Mcgraw Hill

$61.20

R. Marquez Martin, Mcgraw Hill

$57.60

Jesus Mora Contreras, Ula

$8.40

Susan Stempleski, Thomson

$16.69

Gaceta Nº 4.623, Njr

$2.40

William R. Stanek, Mcgraw Hill

$26.94

Greydanus - Feinberg - Pa, Mcgraw Hill

$54.60