Agay, D. (2004). The Art of teaching piano: The classic guide and reference book for all piano teachers. Yorktown Music Press.
Citace podle Chicago (17th ed.)Agay, Denes. The Art of Teaching Piano: The Classic Guide and Reference Book for All Piano Teachers. New York: Yorktown Music Press, 2004.
Citace podle MLA (9th ed.)Agay, Denes. The Art of Teaching Piano: The Classic Guide and Reference Book for All Piano Teachers. Yorktown Music Press, 2004.
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