APA (7th ed.) Citation

Duncan, E. H. (1970). The ideal aesthetic observer: A second look.

Chicago Style (17th ed.) Citation

Duncan, Elmer H. The Ideal Aesthetic Observer: A Second Look. 1970.

MLA (9th ed.) Citation

Duncan, Elmer H. The Ideal Aesthetic Observer: A Second Look. 1970.

Warning: These citations may not always be 100% accurate.