APA (7th ed.) Citation

Kröpp, W. (1990). Das "Berliner Programm" der SPD.

Chicago Style (17th ed.) Citation

Kröpp, Wolfgang. Das "Berliner Programm" Der SPD. 1990.

MLA (9th ed.) Citation

Kröpp, Wolfgang. Das "Berliner Programm" Der SPD. 1990.

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