Gaya APA

Origenes, . (-1966). On first principles, transl. and notes by G.W. Butterworth, introd. by H.de Luback, (repr) - Harper Torch, TB 311 N. Tjet. pertama terdjemahan 1936. . New York: Harper & Row.

Gaya MLA

Origenes, . "On first principles, transl. and notes by G.W. Butterworth, introd. by H.de Luback, (repr) - Harper Torch, TB 311 N. Tjet. pertama terdjemahan 1936. ". New York: Harper & Row, -1966. Buku.