APA (7th ed.) Citation

(2007). O happy day: Konfirmandentage. Gütersloher Verlagshaus.

Chicago Style (17th ed.) Citation

O Happy Day: Konfirmandentage. Gütersloh: Gütersloher Verlagshaus, 2007.

MLA (9th ed.) Citation

O Happy Day: Konfirmandentage. Gütersloher Verlagshaus, 2007.

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