Gilb, T., & Brodie, L. (2005). Competitive engineering: A hand book for systems engineering, requirements engineering and software engineering using planguage. Butterworth Heinemann.
শিকাগো স্টাইলে সাইটেশনGilb, Tom, এবং Lindsey Brodie. Competitive Engineering: A Hand Book for Systems Engineering, Requirements Engineering and Software Engineering Using Planguage. Oxford: Butterworth Heinemann, 2005.
এমএলএ সাইটেশনGilb, Tom, এবং Lindsey Brodie. Competitive Engineering: A Hand Book for Systems Engineering, Requirements Engineering and Software Engineering Using Planguage. Butterworth Heinemann, 2005.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.