(2005). Guidelines on the reconciliation of social insurance premium accounts of all remitting agencies under the GSIS central office & field officer coverages. Philippine Star.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)"Guidelines on the Reconciliation of Social Insurance Premium Accounts of All Remitting Agencies Under the GSIS Central Office & Field Officer Coverages." Philippine Star 2005.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)"Guidelines on the Reconciliation of Social Insurance Premium Accounts of All Remitting Agencies Under the GSIS Central Office & Field Officer Coverages." Philippine Star, 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.