توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

National Planning Association. Special Policy Committee on Technical Cooperation. (1956). Technical cooperation in Latin America: Recommendations for the future.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

National Planning Association. Special Policy Committee on Technical Cooperation. Technical Cooperation in Latin America: Recommendations for the Future. Washington, 1956.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

National Planning Association. Special Policy Committee on Technical Cooperation. Technical Cooperation in Latin America: Recommendations for the Future. 1956.