Cita APA (7a ed.)

Waugh, E. (1984). The sword of honour trilogy. Penguin.

Cita Chicago Style (17a ed.)

Waugh, Evelyn. The Sword of Honour Trilogy. Harmondsworth [etc.]: Penguin, 1984.

Cita MLA (9a ed.)

Waugh, Evelyn. The Sword of Honour Trilogy. Penguin, 1984.