APA (7e ed.) Bronvermelding

Frackenpohl, A. (1991). Harmonization at the piano (6th ed.). W.C. Brown.

Chicago (17e ed.) Bronvermelding

Frackenpohl, Arthur. Harmonization at the Piano. 6th ed. Dubuque: W.C. Brown, 1991.

MLA (9e ed.) Bronvermelding

Frackenpohl, Arthur. Harmonization at the Piano. 6th ed. W.C. Brown, 1991.