APA (7th ed.) Citation

Guardini, R. (1921). Vom Geist der Liturgie (7a ed.). Herder.

Chicago Style (17th ed.) Citation

Guardini, Romano. Vom Geist Der Liturgie. 7a ed. Freiburg: Herder, 1921.

MLA (9th ed.) Citation

Guardini, Romano. Vom Geist Der Liturgie. 7a ed. Herder, 1921.

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