APA (7th ed.) Citation

Smith, W. C. (1981). On understanding Islam: Selected studies. Religion and reason.

Chicago Style (17th ed.) Citation

Smith, Wilfred Cantwell. "On Understanding Islam: Selected Studies." Religion and Reason 1981.

MLA (8th ed.) Citation

Smith, Wilfred Cantwell. "On Understanding Islam: Selected Studies." Religion and Reason, 1981.

Warning: These citations may not always be 100% accurate.