APA aipamena
Nicholson, G. (2011). Harmonica: For clarinet choir. University of York Music Press.
Chicago Style aipamena
Nicholson, George. Harmonica: For Clarinet Choir. [York, England]: University of York Music Press, 2011.
MLA aipamena
Nicholson, George. Harmonica: For Clarinet Choir. University of York Music Press, 2011.
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