Vol 10, No 21 (2012)

Table of Contents

Original Research

Andrés David Restrepo Girón, Humberto Loaiza Correa
9-26
María Clara Betancourt, Lina Marcela Quintero Villarreal, Rodrigo García Alvarado
29-41
Andrés Navarro Cadavid, Dinael Guevara Ibarra, María Victoria Africano
43-63
Alejandro Muñoz Andrade, Diego Eryk Muñoz Luna, Pablo Augusto Magé
65-75

Book Review

Javier Rojas Montes
77-78

Editorial

José Ignacio Claros V
6-7