APA (7th ed.) Citation

Minichthaler, J. (1927). Der Portiunkula-Ablaß. Ars sacra Müller.

Chicago Style (17th ed.) Citation

Minichthaler, Josef. Der Portiunkula-Ablaß. München: Ars sacra Müller, 1927.

MLA (9th ed.) Citation

Minichthaler, Josef. Der Portiunkula-Ablaß. Ars sacra Müller, 1927.

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