Downing, D., & Clark, J. (1997). Statistics the easy way (3rd ed.). Barron's Educational Series.
Chicago Style (17th ed.) CitationDowning, Douglas, and Jeff Clark. Statistics the Easy Way. 3rd ed. Hauppauge, NY: Barron's Educational Series, 1997.
MLA引文Downing, Douglas, and Jeff Clark. Statistics the Easy Way. 3rd ed. Barron's Educational Series, 1997.
警告:這些引文格式不一定是100%准確.