National College of Agricultural Engineering. (1972). Ox-cart. National College of Agricultural Engineering].
芝加哥风格引文National College of Agricultural Engineering. Ox-cart. [Silsoe, Eng.: National College of Agricultural Engineering], 1972.
MLA引文National College of Agricultural Engineering. Ox-cart. National College of Agricultural Engineering], 1972.
警告：这些引文格式不一定是100％准确.