APA (7th ed.) Citation

Covey, S. R. (1993). Die effektive Führungspersönlichkeit: Management by principles. Campus-Verl.

Chicago Style (17th ed.) Citation

Covey, Stephen R. Die Effektive Führungspersönlichkeit: Management by Principles. Frankfurt [u.a.]: Campus-Verl, 1993.

MLA (9th ed.) Citation

Covey, Stephen R. Die Effektive Führungspersönlichkeit: Management by Principles. Campus-Verl, 1993.

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