United States, National Technical Information Service\nClearinghouse for Federal Scientific and Technical Information (U.S.). (2022). U.S. Government Research and Development Reports. U.S. Government Printing Office, Division of Public Document.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United States, National Technical Information Service\nClearinghouse for Federal Scientific and Technical Information (U.S.). U.S. Government Research and Development Reports. Washington: U.S. Government Printing Office, Division of Public Document, 2022.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)United States, National Technical Information Service\nClearinghouse for Federal Scientific and Technical Information (U.S.). U.S. Government Research and Development Reports. U.S. Government Printing Office, Division of Public Document, 2022.
