توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

National Economic Development Council (Great Britain). Sites Steering Committee & National Economic Development Office. WHAT'S WRONG ON SITE? A PROGRAMME FOR CHANGE.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

National Economic Development Council (Great Britain). Sites Steering Committee و National Economic Development Office. WHAT'S WRONG ON SITE? A PROGRAMME FOR CHANGE. LONDON, NATIONAL ECONOMIC DEVELOPMENT OFFICE, 1971. 15P.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

National Economic Development Council (Great Britain). Sites Steering Committee و National Economic Development Office. WHAT'S WRONG ON SITE? A PROGRAMME FOR CHANGE.