Cita APA (7th ed.)
(1963). The strong and the walk. Westminister.
Cita Chicago (17th ed.)
The Strong and the Walk. Philadelphi.: Westminister, 1963.
Cita MLA (9th ed.)
The Strong and the Walk. Westminister, 1963.
Atenció: Aquestes cites poden no estar 100% correctes.