APA (7th ed.) Citation

Origen & Heine, R. E. (1989). Origen: Commentary on the Gospel according to John, books 1-10. Catholic University of America Press.

Chicago Style (17th ed.) Citation

Origen and Ronald E. Heine. Origen: Commentary on the Gospel According to John, Books 1-10. Washington, D.C.: Catholic University of America Press, 1989.

MLA (8th ed.) Citation

Origen and Ronald E. Heine. Origen: Commentary on the Gospel According to John, Books 1-10. Catholic University of America Press, 1989.