(2000). Racial-Ethnic Differences in Achievement. U.S. Department of Education.
芝加哥风格引文Racial-Ethnic Differences in Achievement. U.S. Department of Education, 2000.
MLA引文Racial-Ethnic Differences in Achievement. U.S. Department of Education, 2000.
警告：这些引文格式不一定是100％准确.