APA (7th ed.) Citation

Cornwell, J. (1989). A thief in the night: The death of Pope John Paul I (1. publ.). Viking.

Chicago Style (17th ed.) Citation

Cornwell, John. A Thief in the Night: The Death of Pope John Paul I. 1. publ. London [u.a.]: Viking, 1989.

MLA (8th ed.) Citation

Cornwell, John. A Thief in the Night: The Death of Pope John Paul I. 1. publ. Viking, 1989.