APA (7th ed.) Citation

Köthe, R., & Ohnesorge, G. (1998). Volcanoes: A start me up book. Tessloff.

Chicago Style (17th ed.) Citation

Köthe, Rainer, and Gerd Ohnesorge. Volcanoes: A Start Me Up Book. Nuremberg, Germany: Tessloff, 1998.

MLA (9th ed.) Citation

Köthe, Rainer, and Gerd Ohnesorge. Volcanoes: A Start Me Up Book. Tessloff, 1998.