APA (7th ed.) Citation

Pieper, J. (1980). Glück und Kontemplation. Kösel.

Chicago Style (17th ed.) Citation

Pieper, Josef. Glück Und Kontemplation. München: Kösel, 1980.

MLA (9th ed.) Citation

Pieper, Josef. Glück Und Kontemplation. Kösel, 1980.

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