APA-ийн эшлэл(7 дахь хэвлэлт)

GILB, T. (2005). Competitive engineering: A handbook for systems engineering requirements engineering, and software .. Elsevier Butterworth-Heinemann.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

GILB, Tom. Competitive Engineering: A Handbook for Systems Engineering Requirements Engineering, and Software .. Amsterdam: Elsevier Butterworth-Heinemann, 2005.

MLA -ийн эшлэл (9 дэх хэвлэлт)

GILB, Tom. Competitive Engineering: A Handbook for Systems Engineering Requirements Engineering, and Software .. Elsevier Butterworth-Heinemann, 2005.