Cita APA (7th ed.)
Leak, W. N. (1925). Islam and its need. Marshall Printing Company.
Cita Chicago (17th ed.)
Leak, W. Norman. Islam and Its Need. Edinburgh: Marshall Printing Company, 1925.
Cita MLA (9th ed.)
Leak, W. Norman. Islam and Its Need. Marshall Printing Company, 1925.
Atenció: Aquestes cites poden no estar 100% correctes.