APA (7th ed.) Citation

James, W. (1890). The principles of psychology / by William James. Holt.

Chicago Style (17th ed.) Citation

James, William. The Principles of Psychology / by William James. New York: Holt, 1890.

MLA (9th ed.) Citation

James, William. The Principles of Psychology / by William James. Holt, 1890.

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