Abdulla Alhajeri, R., & Abu-Hijleh, B. (2020). Optimization of PV Cleaning Practices: Comparison Between Performance-Based and Periodic-Based Approaches.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Abdulla Alhajeri, Rashed, و Bassam Abu-Hijleh. Optimization of PV Cleaning Practices: Comparison Between Performance-Based and Periodic-Based Approaches. 2020.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Abdulla Alhajeri, Rashed, و Bassam Abu-Hijleh. Optimization of PV Cleaning Practices: Comparison Between Performance-Based and Periodic-Based Approaches. 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.