APA (7th ed.) Citation

Lindner, T. M., & Knorz, M. C. (2004). Planet-Wissen. Planet-Wissen.

Chicago Style (17th ed.) Citation

Lindner, Thomas M., and Michael C. Knorz. "Planet-Wissen." Planet-Wissen 2004.

MLA (9th ed.) Citation

Lindner, Thomas M., and Michael C. Knorz. "Planet-Wissen." Planet-Wissen, 2004.

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