APA (7th ed.) Citation

Grunig, F., & Krengel, R. Die wesberliner wirtschaft 1949-1951. Dunker and Humblot.

Chicago Style (17th ed.) Citation

Grunig, Ferdinand, and Rolf Krengel. Die Wesberliner Wirtschaft 1949-1951. Dunker and Humblot.

MLA (8th ed.) Citation

Grunig, Ferdinand, and Rolf Krengel. Die Wesberliner Wirtschaft 1949-1951. Dunker and Humblot.

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