Egypt. Ministry of industry, trade, and small & medium projects, & The middle east library for economic services. Decrees Nos. 535, 536, and 537 for the year 2015 concerning Egyptian standard specifications.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Egypt. Ministry of industry, trade, and small & medium projects, و The middle east library for economic services. Decrees Nos. 535, 536, and 537 for the Year 2015 Concerning Egyptian Standard Specifications.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Egypt. Ministry of industry, trade, and small & medium projects, و The middle east library for economic services. Decrees Nos. 535, 536, and 537 for the Year 2015 Concerning Egyptian Standard Specifications.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.