APA (7th ed.) Citation

Olsson, S., & Jacobsson, A. (1998). Berts haarsträubende Katastrophen. Oetinger.

Chicago Style (17th ed.) Citation

Olsson, Sören, and Anders Jacobsson. Berts Haarsträubende Katastrophen. Hamburg: Oetinger, 1998.

MLA (9th ed.) Citation

Olsson, Sören, and Anders Jacobsson. Berts Haarsträubende Katastrophen. Oetinger, 1998.

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