APA (7th ed.) Citation

Lengeling, E. J. "Pro unitate Christianorum" im neuen Missale Romanum.

Chicago Style (17th ed.) Citation

Lengeling, Emil J. "Pro Unitate Christianorum" Im Neuen Missale Romanum.

MLA (9th ed.) Citation

Lengeling, Emil J. "Pro Unitate Christianorum" Im Neuen Missale Romanum.

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