Cita APA (7a ed.)

Hoy, E. (1975). Proud citadel. Mills & Boon.

Cita Chicago Style (17a ed.)

Hoy, Elizabeth. Proud Citadel. London: Mills & Boon, 1975.

Cita MLA (8a ed.)

Hoy, Elizabeth. Proud Citadel. Mills & Boon, 1975.