Cita APA (7th ed.)

Goldenberg, L., & Twist, P. (2007). Strength ball training (2nd ed.). Human Kinetics.

Cita Chicago (17th ed.)

Goldenberg, Lorne, i Peter Twist. Strength Ball Training. 2nd ed. Champaign, Ill.: Human Kinetics, 2007.

Cita MLA (9th ed.)

Goldenberg, Lorne, i Peter Twist. Strength Ball Training. 2nd ed. Human Kinetics, 2007.