APA (7th ed.) Citation

Duncan, D. D. (1982). The world of Allah. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Duncan, David Douglas. The World of Allah. Boston: Houghton Mifflin, 1982.

MLA (9th ed.) Citation

Duncan, David Douglas. The World of Allah. Houghton Mifflin, 1982.

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