APA (7th ed.) Citation

Mackinnon, L. (1949). Music by heart / by L. MacKinnon. Oxford U.P..

Chicago Style (17th ed.) Citation

Mackinnon, L. Music by Heart / by L. MacKinnon. Oxford U.P., 1949.

MLA (9th ed.) Citation

Mackinnon, L. Music by Heart / by L. MacKinnon. Oxford U.P., 1949.

Warning: These citations may not always be 100% accurate.