APA (7th ed.) Citation

Arnheim, R. (1961). Perceptual analysis of a cosmological symbol.

Chicago Style (17th ed.) Citation

Arnheim, Rudolf. Perceptual Analysis of a Cosmological Symbol. 1961.

MLA (9th ed.) Citation

Arnheim, Rudolf. Perceptual Analysis of a Cosmological Symbol. 1961.

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