APA (7th ed.) Citation

Köhler, W. (1947). Gestalt psychology, an introduction to new concepts in modern psychology. Liveright Pub. Corp..

Chicago Style (17th ed.) Citation

Köhler, Wolfgang. Gestalt Psychology, an Introduction to New Concepts in Modern Psychology. New York: Liveright Pub. Corp., 1947.

MLA (9th ed.) Citation

Köhler, Wolfgang. Gestalt Psychology, an Introduction to New Concepts in Modern Psychology. Liveright Pub. Corp., 1947.