Cita APA (7a ed.)

Phillips, R. (1989). Louis L'Amour: His life and trails. Knightsbridge.

Cita Chicago Style (17a ed.)

Phillips, Robert. Louis L'Amour: His Life and Trails. New York: Knightsbridge, 1989.

Cita MLA (9a ed.)

Phillips, Robert. Louis L'Amour: His Life and Trails. Knightsbridge, 1989.