Παραπομπή APA

Martens, R., Burton, D., & Vealey, R. S. (1990). Competitive anxiety in sport. Human Kinetics.

Παραπομπή Chicago Style

Martens, Rainer, Damon Burton, και Robin S. Vealey. Competitive Anxiety in Sport. Usa: Human Kinetics, 1990.

Παραπομπή MLA

Martens, Rainer, et al. Competitive Anxiety in Sport. Human Kinetics, 1990.