APA Citation

Concone, G. Fifty lessons for the voice. New York: G.schirmer, Tnc.

Trích dẫn kiểu Chicago

Concone, G. Fifty Lessons for the Voice. New York: G.schirmer, Tnc.

MLA Citation

Concone, G. Fifty Lessons for the Voice. New York: G.schirmer, Tnc.

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