Gibbons, M. (1998). Higher education relevance in the 21st century. UNESCO.
芝加哥风格引文Gibbons, Michael. Higher Education Relevance in the 21st Century. Francia: UNESCO, 1998.
MLA引文Gibbons, Michael. Higher Education Relevance in the 21st Century. UNESCO, 1998.
警告：这些引文格式不一定是100％准确.