Laureano Vallenilla Lanz, Eduven

$7.80

Walter Riso, Planeta

$7.29

M. Diaz Rodriguez, Panapo

$12.00

Tito Balza Santaella, Tbs Asesorias Educativas

$7.09

R. Burnham, Planeta

$12.00

Adel Norman, San Pablo

$3.00

$6.00

$7.20

Canfield-otros, Norma

$12.00

Brenda Barnaby, Robin Book

$9.00

Marie-france Hirigoyen, Paidos

$8.86

Brian Weiss, B Venezuela

$18.00

Jorge Garcia Tamayo, Astro Data

$14.95

$6.00

$24.00