Cita APA (7a ed.)

Petry, R. C. (1962). A history of Christianity. Prentice-Hall.

Cita Chicago Style (17a ed.)

Petry, Ray C. A History of Christianity. Englewood Cliffs, New Jersey: Prentice-Hall, 1962.

Cita MLA (9a ed.)

Petry, Ray C. A History of Christianity. Prentice-Hall, 1962.