APA (7th ed.) Zitazioa

Allen, M., Gillespie, R., & Hayes, P. T. (2004). An essential elements method advanced technique for strings: Technique and style studies for string orchestra. Hal Leonard.

Chicago Style (17th ed.) Zitazioa

Allen, Michael, Robert Gillespie, eta Pamela Tellejohn Hayes. An Essential Elements Method Advanced Technique for Strings: Technique and Style Studies for String Orchestra. Milwaukee: Hal Leonard, 2004.

MLA (9th ed.) Zitazioa

Allen, Michael, et al. An Essential Elements Method Advanced Technique for Strings: Technique and Style Studies for String Orchestra. Hal Leonard, 2004.