(2014). Profile of establishments resorting to off-site outsourcing or contracting/subcontracting of jobs/services: 2012 (last of four-part series). Labstat Updates.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)"Profile of Establishments Resorting to Off-site Outsourcing or Contracting/subcontracting of Jobs/services: 2012 (last of Four-part Series)." Labstat Updates 2014.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)"Profile of Establishments Resorting to Off-site Outsourcing or Contracting/subcontracting of Jobs/services: 2012 (last of Four-part Series)." Labstat Updates, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.