Higgins, J., Menghini, C., Lavender, P., Rhodes, T. C., & Bierschenk, D. (2002). Essential Elements 2000: Barítone B.C. Book 1. Hal-Leonard Corporatión.
Chicago Style (17. basım) AtıfHiggins, John, Charles Menghini, Paul Lavender, Tom C. Rhodes, ve Don Bierschenk. Essential Elements 2000: Barítone B.C. Book 1. Milwaukee: Hal-Leonard Corporatión, 2002.
MLA (9th ed.) AtıfHiggins, John, et al. Essential Elements 2000: Barítone B.C. Book 1. Hal-Leonard Corporatión, 2002.
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