APA (7th ed.) Citation

Zetkin, C., & Reese, M. (2007). Clara Zetkin an Maria Reese . ... tote kalte Formeln.

Chicago Style (17th ed.) Citation

Zetkin, Clara, and Maria Reese. Clara Zetkin an Maria Reese . ... Tote Kalte Formeln. 2007.

MLA (8th ed.) Citation

Zetkin, Clara, and Maria Reese. Clara Zetkin an Maria Reese . ... Tote Kalte Formeln. 2007.

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