Cita APA (7th ed.)

Jansen, V., & Falkenstein, H. (1990). The Art of George Quaintance (2.). Janssen-Verlag.

Cita Chicago (17th ed.)

Jansen, Volker, i Hubertus Falkenstein. The Art of George Quaintance. 2. Berlin: Janssen-Verlag, 1990.

Cita MLA (8th ed.)

Jansen, Volker, i Hubertus Falkenstein. The Art of George Quaintance. 2. Janssen-Verlag, 1990.