Foster, G. B. (1909). The function of religion in man's struggle for existence. University of Chicago Press; [etc.,etc.].
Chicago-referens (17:e uppl.)Foster, George Burman. The Function of Religion in Man's Struggle for Existence. Chicago: University of Chicago Press; [etc.,etc.], 1909.
MLA-referens (8:e uppl.)Foster, George Burman. The Function of Religion in Man's Struggle for Existence. University of Chicago Press; [etc.,etc.], 1909.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.