APA (7th ed.) Citation

Kempkens, K. (1980). Der Aspekt Planung.

Chicago Style (17th ed.) Citation

Kempkens, Klaus. Der Aspekt Planung. 1980.

MLA (9th ed.) Citation

Kempkens, Klaus. Der Aspekt Planung. 1980.

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