Philippines & Nolledo, J. N. (1989). The labor code of the Philippines with implementing regulations, executive issuances and related laws (Rev. ed.). National Book Store.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Philippines و Jose N. Nolledo. The Labor Code of the Philippines with Implementing Regulations, Executive Issuances and Related Laws. Rev. ed. Manila: National Book Store, 1989.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Philippines و Jose N. Nolledo. The Labor Code of the Philippines with Implementing Regulations, Executive Issuances and Related Laws. Rev. ed. National Book Store, 1989.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.