Vandenberg, P., Nippierd, A., & Gros-Louis, S. (2007). Introduction to the issue of child labour. Bureau for employers' activities, International Labour Office, and the International Organization of Employers (IOE).
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Vandenberg, Paul, Anne-Brit Nippierd, و Sandy Gros-Louis. Introduction to the Issue of Child Labour. Geneva: Bureau for employers' activities, International Labour Office, and the International Organization of Employers (IOE), 2007.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Vandenberg, Paul, et al. Introduction to the Issue of Child Labour. Bureau for employers' activities, International Labour Office, and the International Organization of Employers (IOE), 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.