APA-Zitierstil (7. Ausg.)

Duffy, R. A. (1982). Real presence: Worship, sacraments and commitment (1. ed.). Harper & Row.

Chicago-Zitierstil (17. Ausg.)

Duffy, Regis A. Real Presence: Worship, Sacraments and Commitment. 1. ed. Cambridge [u.a.]: Harper & Row, 1982.

MLA-Zitierstil (9. Ausg.)

Duffy, Regis A. Real Presence: Worship, Sacraments and Commitment. 1. ed. Harper & Row, 1982.