APA (7th ed.) Citation

Hackfort, D., & Spielberger, C. D. (1989). Anxiety in sports: An international perspective. Hemisphere Pub. Corp..

Chicago Style (17th ed.) Citation

Hackfort, Dieter, and Charles Donald Spielberger. Anxiety in Sports: An International Perspective. New York: Hemisphere Pub. Corp., 1989.

MLA (9th ed.) Citation

Hackfort, Dieter, and Charles Donald Spielberger. Anxiety in Sports: An International Perspective. Hemisphere Pub. Corp., 1989.