APA (7. basım) Alıntı

Kersting, H., & Watkins, J. (1994). Perry Roberts. Städtisches Museum Abteiberg.

Chicago Style (17. basım) Atıf

Kersting, Hannelore, ve Jonathan Watkins. Perry Roberts. Mönchengladbach: Städtisches Museum Abteiberg, 1994.

MLA (8th ed.) Atıf

Kersting, Hannelore, ve Jonathan Watkins. Perry Roberts. Städtisches Museum Abteiberg, 1994.