Al-Gahtani, A. S., & unknown. (2000). An Investigation of corrosion of steel reinforcement in concrete in the Eastern Province of Saudi Arabia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Al-Gahtani, Ahmad Saad, و unknown. An Investigation of Corrosion of Steel Reinforcement in Concrete in the Eastern Province of Saudi Arabia. 2000.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Al-Gahtani, Ahmad Saad, و unknown. An Investigation of Corrosion of Steel Reinforcement in Concrete in the Eastern Province of Saudi Arabia. 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.