Organizacion Musical Sudamericana (OMSA) SRL es una editorial que se estableció en Buenos Aires en 1992 por Roberto Barry y John Nathan.
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Playlists
Autores
En OMSA, te podemos presentar lo mejores compositores del mundo. Ellos nos confían sus músicas y nosotros estamos seguros que podemos ayudarte a encontrar la música más adecuada para tus necesidades.