Goldenberg, L., & Twist, P. (2007). Strength ball training (2nd ed.). Human Kinetics.
芝加哥风格引文Goldenberg, Lorne, 与 Peter Twist. Strength Ball Training. 2nd ed. Champaign, Ill.: Human Kinetics, 2007.
MLA引文Goldenberg, Lorne, 与 Peter Twist. Strength Ball Training. 2nd ed. Human Kinetics, 2007.
警告：这些引文格式不一定是100％准确.