Ward, S. A., Bates, K. L., & Gilbert, N. (2000). America the beautiful: For SATB chorus, a cappella. Santa Barbara Music Pub.
Chicagoスタイル(17版)引用形式Ward, Samuel A., Katharine Lee Bates, , Nina Gilbert. America the Beautiful: For SATB Chorus, a Cappella. Santa Barbara, Calif: Santa Barbara Music Pub, 2000.
MLA(9版)引用形式Ward, Samuel A., et al. America the Beautiful: For SATB Chorus, a Cappella. Santa Barbara Music Pub, 2000.
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