APA (7th ed.) Citation

Gilbert, K. E., & Kuhn, H. (1956). A history of esthetics (2. ed.). Thames and Hudson.

Chicago Style (17th ed.) Citation

Gilbert, Katharine Everett, and Helmut Kuhn. A History of Esthetics. 2. ed. London: Thames and Hudson, 1956.

MLA (9th ed.) Citation

Gilbert, Katharine Everett, and Helmut Kuhn. A History of Esthetics. 2. ed. Thames and Hudson, 1956.