APA (7th ed.) Citation

Rühm, G., & Rühm, G. (1988). Spiegelwelt: 1980. Thürmchen-Verlag.

Chicago Style (17th ed.) Citation

Rühm, Gerhard, and Gerhard Rühm. Spiegelwelt: 1980. Köln: Thürmchen-Verlag, 1988.

MLA (9th ed.) Citation

Rühm, Gerhard, and Gerhard Rühm. Spiegelwelt: 1980. Thürmchen-Verlag, 1988.

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