Cita APA (7th ed.)

Wibberley, L. (1954). The epics of Everest. Ariel Books.

Cita Chicago (17th ed.)

Wibberley, Leonard. The Epics of Everest. New York: Ariel Books, 1954.

Cita MLA (9th ed.)

Wibberley, Leonard. The Epics of Everest. Ariel Books, 1954.