APA (7th ed.) Citation

Helfer, J. (1994). Du Idiot: Roman / Joachim Helfer. Piper.

Chicago Style (17th ed.) Citation

Helfer, Joachim. Du Idiot: Roman / Joachim Helfer. München: Piper, 1994.

MLA (8th ed.) Citation

Helfer, Joachim. Du Idiot: Roman / Joachim Helfer. Piper, 1994.

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