APA (7th ed.) Citation

Johannes Paul, I., & Martin, N. (1994). Der Heilige Geist: Katechesen 1989 - 1991. Communio personarum..

Chicago Style (17th ed.) Citation

Johannes Paul, II., and Norbert Martin. "Der Heilige Geist: Katechesen 1989 - 1991." Communio Personarum. 1994.

MLA (8th ed.) Citation

Johannes Paul, II., and Norbert Martin. "Der Heilige Geist: Katechesen 1989 - 1991." Communio Personarum., 1994.

Warning: These citations may not always be 100% accurate.