Cita APA

Gavin, J., & Gavin, N. (1995). Psychology of health fitness professionals. Human Kinetics.

Chicago Edition Citation

Gavin, James, i Nettie Gavin. Psychology of Health Fitness Professionals. Usa: Human Kinetics, 1995.

Cita MLA

Gavin, James, i Nettie Gavin. Psychology of Health Fitness Professionals. Human Kinetics, 1995.