Cita APA

Rachmaninoff, S. 1., & Douglas, W. (1920). Blessed art Thou, o Lord: Melody of the Znamen tradition. New York: H.W. Gray.

Citación estilo Chicago

Rachmaninoff, Sergei 1873-1943, y Winfred Douglas. Blessed Art Thou, O Lord: Melody of the Znamen Tradition. New York: H.W. Gray, 1920.

Cita MLA

Rachmaninoff, Sergei 1873-1943, y Winfred Douglas. Blessed Art Thou, O Lord: Melody of the Znamen Tradition. New York: H.W. Gray, 1920.