RAY, J. L. (1987). Global politics.-- ed.3. Houghton Mifflin Company.
芝加哥风格引文RAY, James Lee. Global Politics.-- Ed.3. Boston: Houghton Mifflin Company, 1987.
MLA引文RAY, James Lee. Global Politics.-- Ed.3. Houghton Mifflin Company, 1987.
警告：这些引文格式不一定是100％准确.