Cita APA (7th ed.)

Time-Life Books & Williams, R. L. (1976). The loggers. Time-Life Books.

Cita Chicago (17th ed.)

Time-Life Books i Richard Lippincott Williams. The Loggers. New York: Time-Life Books, 1976.

Cita MLA (9th ed.)

Time-Life Books i Richard Lippincott Williams. The Loggers. Time-Life Books, 1976.