Mozart, J. C. W. A. 16 easy quartets, for two violins, viola and cello. E. Kalmus.
Lua i Stíl Chicago (17ú heag.)Mozart, Johann Chrysostom Wolfgang Amadeus. 16 Easy Quartets, for Two Violins, Viola and Cello. New York: E. Kalmus.
Lua MLA (9ú heag.)Mozart, Johann Chrysostom Wolfgang Amadeus. 16 Easy Quartets, for Two Violins, Viola and Cello. E. Kalmus.
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