Christ, W., DeLone, R., Kliewer, V., Rowell, L., & Thomson, W. (1973). Materials and structure of music (2a. ed.). Prentice-Hall.
Chicago Style (17th ed.) ZitazioaChrist, William, Richard DeLone, Vernon Kliewer, Lewis Rowell, eta William Thomson. Materials and Structure of Music. 2a. ed. Englewood Cliffs: Prentice-Hall, 1973.
MLA (9th ed.) ZitazioaChrist, William, et al. Materials and Structure of Music. 2a. ed. Prentice-Hall, 1973.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.