Cita APA (7a ed.)

Ferrier, K., & Fifield, C. (2003). Letters and diaries of Kathleen Ferrier. Boydell Press.

Cita Chicago Style (17a ed.)

Ferrier, Kathleen, y Christopher Fifield. Letters and Diaries of Kathleen Ferrier. Woodbridge: Boydell Press, 2003.

Cita MLA (9a ed.)

Ferrier, Kathleen, y Christopher Fifield. Letters and Diaries of Kathleen Ferrier. Boydell Press, 2003.