Percentage of High School Completers Enrolled in College by Race, 1973-97. US Department of Education.
芝加哥风格引文Percentage of High School Completers Enrolled in College by Race, 1973-97. US Department of Education.
MLA引文Percentage of High School Completers Enrolled in College by Race, 1973-97. US Department of Education.
警告：这些引文格式不一定是100％准确.