TY - BOOK AU - Mario Herrera, Carolyn Graham, John Rosenthal, Marilyn Rosenthal y Denise Salazar TI - Cool chat student book 2 SN - 9702603013 U1 - 428 H433 Ej.1 PY - 0000///Pearson Education PB - 2003 KW - Estudio y enseƱanza ER -