APA引文

Groff, J. R. (1983). Understanding UNIX A conceptual guide. Indianapolis: Que Corporation.

Trích dẫn kiểu Chicago

Groff, James R. Understanding UNIX A Conceptual Guide. Indianapolis: Que Corporation, 1983.

MLA引文

Groff, James R. Understanding UNIX A Conceptual Guide. Indianapolis: Que Corporation, 1983.

警告：這些引文格式不一定是100％准確.