Cita APA (7a ed.)

Schmidt, H. A. P. (1960). Introductio in liturgiam occidentalem. Herder.

Cita Chicago Style (17a ed.)

Schmidt, Herman A. P. Introductio in Liturgiam Occidentalem. Romae [etc.]: Herder, 1960.

Cita MLA (9a ed.)

Schmidt, Herman A. P. Introductio in Liturgiam Occidentalem. Herder, 1960.