Ober, S. (1993). Gregg college keyboarding & document processing for microcomputers, complete course (7th ed.). Glencoe.
芝加哥风格引文Ober, Scot. Gregg College Keyboarding & Document Processing for Microcomputers, Complete Course. 7th ed. New York, N.Y.: Glencoe, 1993.
MLA引文Ober, Scot. Gregg College Keyboarding & Document Processing for Microcomputers, Complete Course. 7th ed. Glencoe, 1993.
警告：这些引文格式不一定是100％准确.