Center for Research Libraries (U.S.). Focus on global resources: Critical resources for research and teaching in the humanities, sciences and social sciences. Center for Research Libraries.
Chicago Style (17th ed.) CitationCenter for Research Libraries (U.S.). Focus on Global Resources: Critical Resources for Research and Teaching in the Humanities, Sciences and Social Sciences. Chicago, IL: Center for Research Libraries.
MLA引文Center for Research Libraries (U.S.). Focus on Global Resources: Critical Resources for Research and Teaching in the Humanities, Sciences and Social Sciences. Center for Research Libraries.
警告:這些引文格式不一定是100%准確.