APA (7th ed.) Citation

Passelecq, G., Suchecky, B., Rendall, S., & Wills, G. (1997). The hidden encyclical of Pius XI. Harcourt Brace.

Chicago Style (17th ed.) Citation

Passelecq, Georges, Bernard Suchecky, Steven Rendall, and Gary Wills. The Hidden Encyclical of Pius XI. New York, N.Y: Harcourt Brace, 1997.

MLA (8th ed.) Citation

Passelecq, Georges, et al. The Hidden Encyclical of Pius XI. Harcourt Brace, 1997.