APA (7th ed.) Citation

Siebel, K., Boge, D., Gerber, U., & Scheilke, C. T. (2006). Thema: Medien. BRU.

Chicago Style (17th ed.) Citation

Siebel, Karl-Theo, Dieter Boge, Uwe Gerber, and Christoph Th Scheilke. "Thema: Medien." BRU 2006.

MLA (9th ed.) Citation

Siebel, Karl-Theo, et al. "Thema: Medien." BRU, 2006.

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