Cuthbertson, R. A. The highly original Dr. Duchenne: R. Andrew Cuthbertson. The mechanism of human facial expression.(2003).
Chicago-viite (17. p.)Cuthbertson, R. Andrew. "The Highly Original Dr. Duchenne: R. Andrew Cuthbertson." The Mechanism of Human Facial Expression.(2003) .
MLA-viite (8. p.)Cuthbertson, R. Andrew. "The Highly Original Dr. Duchenne: R. Andrew Cuthbertson." The Mechanism of Human Facial Expression.(2003), .
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