Christensen, T. The 'Régle de l'Octave' in thorough-brass theory and practice. Acta musicologica.
Cita Chicago (17th ed.)Christensen, Thomas. "The 'Régle De L'Octave' in Thorough-brass Theory and Practice." Acta Musicologica .
Cita MLA (9th ed.)Christensen, Thomas. "The 'Régle De L'Octave' in Thorough-brass Theory and Practice." Acta Musicologica, .
Atenció: Aquestes cites poden no estar 100% correctes.