Cita APA (7th ed.)

Fiorentini, E. Subjective objective: The camera lucida and protomodern observers / Erna Fiorentini. Instrumente des Sehens.(2004).

Cita Chicago (17th ed.)

Fiorentini, Erna. "Subjective Objective: The Camera Lucida and Protomodern Observers / Erna Fiorentini." Instrumente Des Sehens.(2004) .

Cita MLA (8th ed.)

Fiorentini, Erna. "Subjective Objective: The Camera Lucida and Protomodern Observers / Erna Fiorentini." Instrumente Des Sehens.(2004), .