APA (7th ed.) Citation

Bathelt, H., Hüer, H., & Schmidt-Wulffen, S. (1984). Die Gruppe. Metz.

Chicago Style (17th ed.) Citation

Bathelt, Helge, Heinz Hüer, and Stephan Schmidt-Wulffen. Die Gruppe. Tübingen: Metz, 1984.

MLA (8th ed.) Citation

Bathelt, Helge, et al. Die Gruppe. Metz, 1984.

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