Ana Ponce de Leon, Ccs

$14.40

H. Reichmann, Thomson

$42.00

$10.44

Miguel Del Cura, Paraninfo

$45.60

Dario Linares Hernandez, Dl Editoriales

$10.69

Antonio Perez Esclarin, San Pablo

$7.29

Antonio Luis Cardenas, Dasa

$4.80

Daniel Goleman, Building

$27.95

$10.20

Luis Quintana, Mcgraw Hill

$24.00

Norman E. Gronlund, Trillas

$34.91

Antonio Perez Esclarin, San Pablo

$8.40

$10.44

$1.51

Frida Diaz Barriga Arceo, Mcgraw Hill

$36.00