Cossmann, B. (1900). Studies for developing agility, strength of fingers and purity of intonation for cello solo. International Music.
Chicago Style (17. basım) AtıfCossmann, Bernhard. Studies for Developing Agility, Strength of Fingers and Purity of Intonation for Cello Solo. Nueva York: International Music, 1900.
MLA (9th ed.) AtıfCossmann, Bernhard. Studies for Developing Agility, Strength of Fingers and Purity of Intonation for Cello Solo. International Music, 1900.
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