Cita APA (7th ed.)

Music Educators' National Conference, Robinson, H., & Harvis, R. L. (1967). Teaching piano in classroom and studio. s.n.

Cita Chicago (17th ed.)

Music Educators' National Conference, Helene Robinson, i Richard L. Harvis. Teaching Piano in Classroom and Studio. Washington: s.n, 1967.

Cita MLA (9th ed.)

Music Educators' National Conference, et al. Teaching Piano in Classroom and Studio. s.n, 1967.