Original: The Sight-Singer, Volume I for 2-part Mixed. Other Classroom. It's fun, exciting, logical and sequential. 3-part Mixed Voices.
Tradução: La Sight-Singer, Volumen I de 2 partes Mixta. Es divertido, emocionante, lógico y secuencial. 3 partes Voces Mixtas. Audrey Snyder.