APA (7th ed.) Citation

Herles H. Helmut & Kluyver U. Urs. (2004). Schönes Bonn. Beautiful Bonn. Bonn,la Belle. Hamburg, Ellert & Richter Verlag, 2004.

Chicago Style (17th ed.) Citation

Herles H. Helmut and Kluyver U. Urs. Schönes Bonn. Beautiful Bonn. Bonn,la Belle. Hamburg, Ellert & Richter Verlag, 2004, 2004.

MLA (9th ed.) Citation

Herles H. Helmut and Kluyver U. Urs. Schönes Bonn. Beautiful Bonn. Bonn,la Belle. Hamburg, Ellert & Richter Verlag, 2004, 2004.

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