Digital Equipment Corporation. (1980). Introduction to computer-based education (2nd ed.). Digital Equipment Corporation.
芝加哥风格引文Digital Equipment Corporation. Introduction to Computer-based Education. 2nd ed. [Maynard, Mass.]: Digital Equipment Corporation, 1980.
MLA引文Digital Equipment Corporation. Introduction to Computer-based Education. 2nd ed. Digital Equipment Corporation, 1980.
警告：这些引文格式不一定是100％准确.