(2000). Entering the 21 st century summary. Oxford.
Chicago Style (17th ed.) CitationEntering the 21 St Century Summary. Oxford, 2000.
MLA引文Entering the 21 St Century Summary. Oxford, 2000.
警告：这些引文格式不一定是100％准确.
APA引文
(2000). Entering the 21 st century summary. Oxford.
Chicago Style (17th ed.) CitationEntering the 21 St Century Summary. Oxford, 2000.
MLA引文Entering the 21 St Century Summary. Oxford, 2000.