Philippines. Department of Labor and Employment. Bureau of Women and Young Workers. (1987). Night work and women workers. The Bureau.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Philippines. Department of Labor and Employment. Bureau of Women and Young Workers. Night Work and Women Workers. Manila: The Bureau, 1987.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Philippines. Department of Labor and Employment. Bureau of Women and Young Workers. Night Work and Women Workers. The Bureau, 1987.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.