372833 Watts, G. R., & Britain), T. a. R. R. L. (. (1984). Evaluation of pedal cycle spacers. Crowthorne, Berkshire : Transport and Road Research Laboratory.
芝加哥风格引文372833 Watts, G. R., 与 Transport and Road Research Laboratory (Great Britain). Evaluation of Pedal Cycle Spacers. Crowthorne, Berkshire : Transport and Road Research Laboratory, 1984.
MLA引文372833 Watts, G. R., 与 Transport and Road Research Laboratory (Great Britain). Evaluation of Pedal Cycle Spacers. Crowthorne, Berkshire : Transport and Road Research Laboratory, 1984.
警告：这些引文格式不一定是100％准确.