Cita APA (7th ed.)

Hilley, M., & Olson, L. F. (2006). PDM: Piano for the developing musician (6th ed.). Thomson Schirmer.

Cita Chicago (17th ed.)

Hilley, Martha, i Lynn Freeman Olson. PDM: Piano for the Developing Musician. 6th ed. Belmont, Calif: Thomson Schirmer, 2006.

Cita MLA (9th ed.)

Hilley, Martha, i Lynn Freeman Olson. PDM: Piano for the Developing Musician. 6th ed. Thomson Schirmer, 2006.