APA-referens (7:e uppl.)

Schmölders, C. Eye level: The linear perspective in face perception / Claudia Schmölders. En Face : seven essays on the human face.(2012).

Chicago-referens (17:e uppl.)

Schmölders, Claudia. "Eye Level: The Linear Perspective in Face Perception / Claudia Schmölders." En Face : Seven Essays on the Human Face.(2012) .

MLA-referens (8:e uppl.)

Schmölders, Claudia. "Eye Level: The Linear Perspective in Face Perception / Claudia Schmölders." En Face : Seven Essays on the Human Face.(2012), .