Jirotka, M., Wallen, L., & Luff, P. (2000). Analysing the Workplace and User Requirements: Challenges for the Development of Methods for Requirements Engineering.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Jirotka, M., L. Wallen, و P. Luff. Analysing the Workplace and User Requirements: Challenges for the Development of Methods for Requirements Engineering. 2000.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Jirotka, M., et al. Analysing the Workplace and User Requirements: Challenges for the Development of Methods for Requirements Engineering. 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.