Rational Principles of Pianoforte Technique

MLA

Cortot, Alfred, and R. Le Roy-Metaxas. Rational Principles of Pianoforte Technique. Paris: Salabert, .

APA

Cortot, A., & Roy-Metaxas, R. Le. Rational Principles of Pianoforte Technique. Paris: Salabert.

Chicago

Cortot, Alfred Rational Principles of Pianoforte Technique. Translated by R. Le Roy-Metaxas. Paris: Salabert.