Gaya APA

Ottman, R, W., Mainous, F, D. (1979). Programmed rudiments of music . Englewood Cliffs, NJ: Prentice Hall.

Gaya MLA

Ottman, Robert, W.., Mainous, Franks, D.. "Programmed rudiments of music". Englewood Cliffs, NJ: Prentice Hall, 1979. Text.