American Library Association. Business Reference Services Committee. (1978). Business serials of the U.S. Government: A selective , annotated checklist of reference titles. The Association.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)American Library Association. Business Reference Services Committee. Business Serials of the U.S. Government: A Selective , Annotated Checklist of Reference Titles. Chicago: The Association, 1978.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)American Library Association. Business Reference Services Committee. Business Serials of the U.S. Government: A Selective , Annotated Checklist of Reference Titles. The Association, 1978.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.