Cita APA (7a ed.)

Keep, W. T., & Fletcher, I. (1997). In the service of the king: The letters of William Thornton Keep, at home, walcheren and the peninsula. Spellmount.

Cita Chicago Style (17a ed.)

Keep, William Thornton, y Ian Fletcher. In the Service of the King: The Letters of William Thornton Keep, at Home, Walcheren and the Peninsula. Staplehurst [Gran Bretaña]: Spellmount, 1997.

Cita MLA (9a ed.)

Keep, William Thornton, y Ian Fletcher. In the Service of the King: The Letters of William Thornton Keep, at Home, Walcheren and the Peninsula. Spellmount, 1997.