Cita APA (7th ed.)

Polizei-Fach-Handbuch. VDP.

Cita Chicago (17th ed.)

Polizei-Fach-Handbuch. Hilden/Rhld.: VDP.

Cita MLA (8th ed.)

Polizei-Fach-Handbuch. VDP.

Atenció: Aquestes cites poden no estar 100% correctes.