Cita APA (7th ed.)
Roberts, D. (1981). Islam: A concise introduction. Harper & Row.
Cita Chicago (17th ed.)
Roberts, Dennis. Islam: A Concise Introduction. San Francisco: Harper & Row, 1981.
Cita MLA (9th ed.)
Roberts, Dennis. Islam: A Concise Introduction. Harper & Row, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.