APA引文

Porter, M. E. (1998). On competition. Harvard Businesss School Publishing.

Chicago Style (17th ed.) Citation

Porter, Michael E. On Competition. Boston: Harvard Businesss School Publishing, 1998.

MLA引文

Porter, Michael E. On Competition. Harvard Businesss School Publishing, 1998.

警告：這些引文格式不一定是100％准確.