Fellowship of Christians in Government (Philippines). (2001). Government standard operating procedures 2001: A basic handbook. Fellowship of Christians in Government.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Fellowship of Christians in Government (Philippines). Government Standard Operating Procedures 2001: A Basic Handbook. Quezon City: Fellowship of Christians in Government, 2001.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Fellowship of Christians in Government (Philippines). Government Standard Operating Procedures 2001: A Basic Handbook. Fellowship of Christians in Government, 2001.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.