Best, G. (1954). All-strings: A basic group method for violins - violas - cellos - basses in any combination. Varitone.
Čikaški stil citiranja (17. izdanje)Best, George. All-strings: A Basic Group Method for Violins - Violas - Cellos - Basses in Any Combination. Nueva York: Varitone, 1954.
MLA način citiranja (9. izdanje)Best, George. All-strings: A Basic Group Method for Violins - Violas - Cellos - Basses in Any Combination. Varitone, 1954.
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