Hooper, W. (1968). Arrangements: For Men's Voices Nº 4 Spirituals and Folk-Hymns. Key Music Company.
Cita Chicago (17th ed.)Hooper, Wayne. Arrangements: For Men's Voices Nº 4 Spirituals and Folk-Hymns. Glendale, California: Key Music Company, 1968.
Cita MLA (9th ed.)Hooper, Wayne. Arrangements: For Men's Voices Nº 4 Spirituals and Folk-Hymns. Key Music Company, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.