توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Collier, P. (2006). War and Military Expenditure in Developing Countries and Their Consequences for Development. Economists for Peace and Security.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Collier, P. War and Military Expenditure in Developing Countries and Their Consequences for Development. Economists for Peace and Security, 2006.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Collier, P. War and Military Expenditure in Developing Countries and Their Consequences for Development. Economists for Peace and Security, 2006.