Singer, I. (1977). Mozart & Beethoven: The concept of love in their operas. Johns Hopkins University Press.
Citace podle Chicago (17th ed.)Singer, Irving. Mozart & Beethoven: The Concept of Love in Their Operas. Baltimore: Johns Hopkins University Press, 1977.
Citace podle MLA (9th ed.)Singer, Irving. Mozart & Beethoven: The Concept of Love in Their Operas. Johns Hopkins University Press, 1977.
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