APA (7th ed.) Citation

Müller, L. (1939). Was ist positives Christentum? Tazzelwurm.

Chicago Style (17th ed.) Citation

Müller, Ludwig. Was Ist Positives Christentum? Stuttgart: Tazzelwurm, 1939.

MLA (8th ed.) Citation

Müller, Ludwig. Was Ist Positives Christentum? Tazzelwurm, 1939.

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