Personnel Officers Association of the Philippines. The Civil service law and rules. Civil Service ,Personnel Officers Association of the Philippines.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Personnel Officers Association of the Philippines. The Civil Service Law and Rules. Quezon City: Civil Service ,Personnel Officers Association of the Philippines.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Personnel Officers Association of the Philippines. The Civil Service Law and Rules. Civil Service ,Personnel Officers Association of the Philippines.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.