APA (7th ed.) Citation

Wehner, H., & Jahn, G. (1982). Zeugnis. Kiepenheuer & Witsch.

Chicago Style (17th ed.) Citation

Wehner, Herbert, and Gerhard Jahn. Zeugnis. Köln: Kiepenheuer & Witsch, 1982.

MLA (8th ed.) Citation

Wehner, Herbert, and Gerhard Jahn. Zeugnis. Kiepenheuer & Witsch, 1982.

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