Cita APA (7a ed.)

Putte, W. v. d. (1976). A pope for all ages. The Pius XII Guild.

Cita Chicago Style (17a ed.)

Putte, Walter van de. A Pope for All Ages. Saint John, NB, Canada: The Pius XII Guild, 1976.

Cita MLA (8a ed.)

Putte, Walter van de. A Pope for All Ages. The Pius XII Guild, 1976.