APA (7th ed.) Citation

Langfeld, H. S. (1920). The æsthetic attitude. Harcourt, Brace and Howe.

Chicago Style (17th ed.) Citation

Langfeld, Herbert Sidney. The æsthetic Attitude. New York: Harcourt, Brace and Howe, 1920.

MLA (9th ed.) Citation

Langfeld, Herbert Sidney. The æsthetic Attitude. Harcourt, Brace and Howe, 1920.