APA (7th ed.) Citation

Kettner, K., & Kettner, K. (1999). [Such stuff.] Textband. LIT.

Chicago Style (17th ed.) Citation

Kettner, Katharina, and Katharina Kettner. [Such Stuff.] Textband. Münster: LIT, 1999.

MLA (8th ed.) Citation

Kettner, Katharina, and Katharina Kettner. [Such Stuff.] Textband. LIT, 1999.

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