Cita APA

Poorman, B., & Poorman, S. (2000). A world of music: For S.A.T.B. voices, accompanied. Delaware Water Gap, Pa.: Shawnee Press Inc..

Citación estilo Chicago

Poorman, Berta, y Sonja Poorman. A World of Music: For S.A.T.B. Voices, Accompanied. Delaware Water Gap, Pa.: Shawnee Press Inc., 2000.

Cita MLA

Poorman, Berta, y Sonja Poorman. A World of Music: For S.A.T.B. Voices, Accompanied. Delaware Water Gap, Pa.: Shawnee Press Inc., 2000.