Translation: Directory for vocal ensemble and choir.
Translation: Is this a sh. Hidalgo Castillo, Mauricio Andrés.
Translation: The Esphera these cloisters. Soberanis, Mariano de Gregorio.
Translation: What is this sweet business. Gaitán and Arteaga González, Juan Manuel.
Translation: This is nothing. Garrido de la Rosa, Oscar.