APA (7th ed.) Citation

Welch, A. T., Watt, W. M., & Cachia, P. (1979). Islam: Past influence and present challenge : [in honour of William Montgomery Watt]. State Univ. Press.

Chicago Style (17th ed.) Citation

Welch, Alford T., William Montgomery Watt, and Pierre Cachia. Islam: Past Influence and Present Challenge : [in Honour of William Montgomery Watt]. New York [u.a.]: State Univ. Press, 1979.

MLA (8th ed.) Citation

Welch, Alford T., et al. Islam: Past Influence and Present Challenge : [in Honour of William Montgomery Watt]. State Univ. Press, 1979.