Mullins, R. K., & Cooper, D. A. (1972). Programmed technical drawing: SI units. Hutchinson.
芝加哥风格引文Mullins, R. K., 与 D. A. Cooper. Programmed Technical Drawing: SI Units. London: Hutchinson, 1972.
MLA引文Mullins, R. K., 与 D. A. Cooper. Programmed Technical Drawing: SI Units. Hutchinson, 1972.
警告：这些引文格式不一定是100％准确.