Cita APA (7a ed.)

Ferns, H. S., & Ostry, B. (1955). The age of Mackenzie King. William Heinemann.

Cita Chicago Style (17a ed.)

Ferns, H. S., y Bernard Ostry. The Age of Mackenzie King. London: William Heinemann, 1955.

Cita MLA (9a ed.)

Ferns, H. S., y Bernard Ostry. The Age of Mackenzie King. William Heinemann, 1955.