ESSINGER JAMES. (1999). SEVEN DEADLY SKILLS OF COMPETING. INTERNATIONAL THOMSON BUSINESS PRESS.
芝加哥风格引文ESSINGER JAMES. SEVEN DEADLY SKILLS OF COMPETING. LONDON: INTERNATIONAL THOMSON BUSINESS PRESS, 1999.
MLA引文ESSINGER JAMES. SEVEN DEADLY SKILLS OF COMPETING. INTERNATIONAL THOMSON BUSINESS PRESS, 1999.
警告：这些引文格式不一定是100％准确.