APA (7th ed.) Citation
Wallach, W. (Mar/Apr2009). The Challenge of Moral Machines. Philosophy Now, 72, 6-10.
Chicago Style (17th ed.) Citation
Wallach, Wendell. "The Challenge of Moral Machines." Philosophy Now 72 (Mar/Apr2009): 6-10.
MLA (9th ed.) Citation
Wallach, Wendell. "The Challenge of Moral Machines." Philosophy Now, 72, Mar/Apr2009, pp. 6-10.
Warning: These citations may not always be 100% accurate.