GILB, T. (2005). Competitive engineering: A handbook for systems engineering requirements engineering, and software .. Elsevier Butterworth-Heinemann.
芝加哥风格引文GILB, Tom. Competitive Engineering: A Handbook for Systems Engineering Requirements Engineering, and Software .. Amsterdam: Elsevier Butterworth-Heinemann, 2005.
MLA引文GILB, Tom. Competitive Engineering: A Handbook for Systems Engineering Requirements Engineering, and Software .. Elsevier Butterworth-Heinemann, 2005.
警告：这些引文格式不一定是100％准确.