National Strength & Conditioning Association (U.S.) & Jeffreys, I. (2013). Developing speed. Human Kinetics.
芝加哥风格引文National Strength & Conditioning Association (U.S.) 与 Ian Jeffreys. Developing Speed. Champaign, IL: Human Kinetics, 2013.
MLA引文National Strength & Conditioning Association (U.S.) 与 Ian Jeffreys. Developing Speed. Human Kinetics, 2013.
警告：这些引文格式不一定是100％准确.