Cobb, S. (1990). Symphony made easy. Osborne McGraw-Hill.
Chicago Style aipamenaCobb, Stephen. Symphony Made Easy. Berkeley: Osborne McGraw-Hill, 1990.
MLA aipamenaCobb, Stephen. Symphony Made Easy. Osborne McGraw-Hill, 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.