Cita APA (7th ed.)

Schwertberger, G. (1979). Guitar Sounds. Doblinger.

Cita Chicago (17th ed.)

Schwertberger, Gerald. Guitar Sounds. Wien [u.a.]: Doblinger, 1979.

Cita MLA (8th ed.)

Schwertberger, Gerald. Guitar Sounds. Doblinger, 1979.