APA (7th ed.) Citation

Bazin, R., & Keelan, P. (1923). Charles de Foucauld: Hermit and explorer. Benziger Bros..

Chicago Style (17th ed.) Citation

Bazin, René, and Peter Keelan. Charles De Foucauld: Hermit and Explorer. New York: Benziger Bros., 1923.

MLA (8th ed.) Citation

Bazin, René, and Peter Keelan. Charles De Foucauld: Hermit and Explorer. Benziger Bros., 1923.