Cita APA (7a ed.)

Gilb, T., & Brodie, L. (2005). Competitive engineering: A handbook for systems engineering, requirements engineering, and software engineering using Planguage. Butterworth-Heinemann.

Cita Chicago Style (17a ed.)

Gilb, Tom, y Lindsey Brodie. Competitive Engineering: A Handbook for Systems Engineering, Requirements Engineering, and Software Engineering Using Planguage. Oxford ; Burlington, MA: Butterworth-Heinemann, 2005.

Cita MLA (8a ed.)

Gilb, Tom, y Lindsey Brodie. Competitive Engineering: A Handbook for Systems Engineering, Requirements Engineering, and Software Engineering Using Planguage. Butterworth-Heinemann, 2005.