APA (7th ed.) Citation

Knobler, N. (1967). The visual dialogue: An introduction to the appreciation of art. Holt.

Chicago Style (17th ed.) Citation

Knobler, Nathan. The Visual Dialogue: An Introduction to the Appreciation of Art. New York: Holt, 1967.

MLA (9th ed.) Citation

Knobler, Nathan. The Visual Dialogue: An Introduction to the Appreciation of Art. Holt, 1967.