(1878). Theoretic and practical manual of modulation: The progression of chords in their various positions, passages, and transitions, after an easy method of self-instruction, for music students / By Heinrich Wohlfahrt. Tr. by Clara Ayers.
Chicagoスタイル(17版)引用形式Theoretic and Practical Manual of Modulation: The Progression of Chords in Their Various Positions, Passages, and Transitions, After an Easy Method of Self-instruction, for Music Students / By Heinrich Wohlfahrt. Tr. by Clara Ayers. 1878.
MLA(9版)引用形式Theoretic and Practical Manual of Modulation: The Progression of Chords in Their Various Positions, Passages, and Transitions, After an Easy Method of Self-instruction, for Music Students / By Heinrich Wohlfahrt. Tr. by Clara Ayers. 1878.
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