APA (7th ed.) Citation

Lietzmann, H. (1923). Ordo missae Romanus et Gallicanus Liturgische Texte.

Chicago Style (17th ed.) Citation

Lietzmann, Hans. "Ordo Missae Romanus Et Gallicanus." Liturgische Texte 1923.

MLA (9th ed.) Citation

Lietzmann, Hans. "Ordo Missae Romanus Et Gallicanus." Liturgische Texte, 1923.

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