Road Research Laboratory (Great Britain). (1972). Road research. H.M. Stationery Off..
芝加哥风格引文Road Research Laboratory (Great Britain). Road Research. London: H.M. Stationery Off., 1972.
MLA引文Road Research Laboratory (Great Britain). Road Research. H.M. Stationery Off., 1972.
警告：这些引文格式不一定是100％准确.