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.
Lua i Stíl Chicago (17ú heag.)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.
Lua MLA (8ú heag.)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.