Padilla, R. A. (1994). Successful campaign of the National Mines and Allied Workers Union (NAMAWU) for the ratification of the ILO Safety and Health in Mines Convention. International Labour Organization.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Padilla, Roberto A. Successful Campaign of the National Mines and Allied Workers Union (NAMAWU) for the Ratification of the ILO Safety and Health in Mines Convention. Manila: International Labour Organization, 1994.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Padilla, Roberto A. Successful Campaign of the National Mines and Allied Workers Union (NAMAWU) for the Ratification of the ILO Safety and Health in Mines Convention. International Labour Organization, 1994.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.