Cita APA (7th ed.)
Oort, R. P. v. (1982). Skin Color and facial prosthetics.
Cita Chicago (17th ed.)
Oort, Robert Piet van. Skin Color and Facial Prosthetics. Groningen, 1982.
Cita MLA (9th ed.)
Oort, Robert Piet van. Skin Color and Facial Prosthetics. 1982.
Atenció: Aquestes cites poden no estar 100% correctes.