APA-Zitierstil (7. Ausg.)

Ringwald, R., & Whittier, J. G. (1969). O brother man. For treble voices or combined unison voices and treble choir with piano or organ or piano and organ combined. Shawnee Press.

Chicago-Zitierstil (17. Ausg.)

Ringwald, Roy, und John Greenleaf Whittier. O Brother Man. For Treble Voices or Combined Unison Voices and Treble Choir with Piano or Organ or Piano and Organ Combined. Delaware Water Gap, Pa: Shawnee Press, 1969.

MLA-Zitierstil (9. Ausg.)

Ringwald, Roy, und John Greenleaf Whittier. O Brother Man. For Treble Voices or Combined Unison Voices and Treble Choir with Piano or Organ or Piano and Organ Combined. Shawnee Press, 1969.