Hays, R. (1965). Principles of technical writing. Addison-Wesley Publishing Company.
芝加哥风格引文Hays, Robert. Principles of Technical Writing. Massachusetts: Addison-Wesley Publishing Company, 1965.
MLA引文Hays, Robert. Principles of Technical Writing. Addison-Wesley Publishing Company, 1965.
警告：这些引文格式不一定是100％准确.