English for you, Student´s Book 3
Autor:Gómez Rodríguez, Luis FernandoEnglish for you, Student´s Book 4
Autor:Alfonso Caro, Marcela IsabelEnglish for you, Student´s Book 6
Autor:González Sarmiento, Yuly Andrea; Quiroga, Jorge AlejandroScience 2, Rochester School, Student´s Book
Autor:Montañez Pinzón, Aura Ines; Gaviria, Susana; Bedoya Ruiz, Liliana Margarita; Medrano Medina, Mayra Viviana; Aguirre V., Claudia Patricia; González Giraldo, Lina María; Aristizabal, Jorge Alexander; Winneke Was, NicoleteScience 3, Rochester School, Student´s Book
Autor:Montañez Pinzón, Aura Ines; Gaviria, Susana; Bedoya Ruiz, Liliana Margarita; Medrano Medina, Mayra Viviana; Schmidt, Santiago; Mackinnon, Gordon; Aguirre V., Claudia Patricia; González Giraldo, Lina María; Aristizabal, Jorge Alexander; Martínez, Aida; Winneke Was, NicoleteScience 4, Rochester School, Student´s Book
Autor:Montañez Pinzón, Aura Ines; Gaviria, Susana; Velez, Adriana; Schmidt, Santiago; Mackinnon, Gordon; Morrison, Margaret; Aguirre V., Claudia Patricia; Franco, Maria Adelaida; Gonzalez, Diana Maria; Martínez, Aida; Winneke Was, Nicolete