Cita APA (7th ed.)

Pollock, R. (1975). Bridgeforms: Piano. Mobart Music Publications.

Cita Chicago (17th ed.)

Pollock, Robert. Bridgeforms: Piano. N.Y: Mobart Music Publications, 1975.

Cita MLA (9th ed.)

Pollock, Robert. Bridgeforms: Piano. Mobart Music Publications, 1975.