APA (7th ed.) Citation

Engels, F., & Kautsky, B. (1955). Friedrich Engels' Briefwechsel mit Karl Kautsky. Danubia-Verl.

Chicago Style (17th ed.) Citation

Engels, Friedrich, and Benedikt Kautsky. Friedrich Engels' Briefwechsel Mit Karl Kautsky. Wien: Danubia-Verl, 1955.

MLA (8th ed.) Citation

Engels, Friedrich, and Benedikt Kautsky. Friedrich Engels' Briefwechsel Mit Karl Kautsky. Danubia-Verl, 1955.

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