APA (7th ed.) Citation

Melcher, K., & Abegg, W. Die Geschichte der Polizei.

Chicago Style (17th ed.) Citation

Melcher, Kurt, and Wilhelm Abegg. Die Geschichte Der Polizei.

MLA (8th ed.) Citation

Melcher, Kurt, and Wilhelm Abegg. Die Geschichte Der Polizei.

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