Downs, R. B. (1967). Resources of Canadian academic and research libraries. Association of Universities and Colleges of Canada.
芝加哥风格引文Downs, Robert Bingham. Resources of Canadian Academic and Research Libraries. Ottawa: Association of Universities and Colleges of Canada, 1967.
MLA引文Downs, Robert Bingham. Resources of Canadian Academic and Research Libraries. Association of Universities and Colleges of Canada, 1967.
警告：这些引文格式不一定是100％准确.