Citazione Stile APA (7a Edizione)

Davidson, G. (1967). A dictionary of angels: Including the fallen angels. Free Press.

Citazione stile Chigago Style (17a edizione)

Davidson, Gustav. A Dictionary of Angels: Including the Fallen Angels. New York: Free Press, 1967.

Citatione MLA (8a ed.)

Davidson, Gustav. A Dictionary of Angels: Including the Fallen Angels. Free Press, 1967.