APA (7th ed.) Citation

Gajek, E. (2010). Zur Geschichte des Adventskalenders.

Chicago Style (17th ed.) Citation

Gajek, Esther. Zur Geschichte Des Adventskalenders. 2010.

MLA (9th ed.) Citation

Gajek, Esther. Zur Geschichte Des Adventskalenders. 2010.

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