Ward, S. D. (1942). Rubank intermediate method: Cello, ; a follow up course for individual or like-instrument class instruction. Rubank.
Chicagoスタイル(17版)引用形式Ward, Sylvan D. Rubank Intermediate Method: Cello, ; a Follow Up Course for Individual or Like-instrument Class Instruction. Chicago: Rubank, 1942.
MLA(9版)引用形式Ward, Sylvan D. Rubank Intermediate Method: Cello, ; a Follow Up Course for Individual or Like-instrument Class Instruction. Rubank, 1942.
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