(2000). Percentage of Private Schools with Various Internet Capabilities. U.S. Department of Education.
芝加哥风格引文Percentage of Private Schools with Various Internet Capabilities. U.S. Department of Education, 2000.
MLA引文Percentage of Private Schools with Various Internet Capabilities. U.S. Department of Education, 2000.
警告：这些引文格式不一定是100％准确.