Institution, 8. B. S., & Standardization, E. C. f. General criteria for certification bodies operating product certification.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Institution, 8096 British Standards, و European Committee for Standardization. General Criteria for Certification Bodies Operating Product Certification.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Institution, 8096 British Standards, و European Committee for Standardization. General Criteria for Certification Bodies Operating Product Certification.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.