Cita APA (7th ed.)

Roberts, R. (1972). Musical instruments made to be played (5th ed.). Dryad Press.

Cita Chicago (17th ed.)

Roberts, Ronald. Musical Instruments Made to Be Played. 5th ed. Leicester: Dryad Press, 1972.

Cita MLA (8th ed.)

Roberts, Ronald. Musical Instruments Made to Be Played. 5th ed. Dryad Press, 1972.