Leedy, P. D., & Ormrod, J. E. (2001). Practical research: Planning and design (7th ed.). Merrill Prentice Hall.
Chicago Style (17th ed.) CitationLeedy, Paul D., and Jeanne Ellis Ormrod. Practical Research: Planning and Design. 7th ed. Upper Saddle River, N.J: Merrill Prentice Hall, 2001.
MLA引文Leedy, Paul D., and Jeanne Ellis Ormrod. Practical Research: Planning and Design. 7th ed. Merrill Prentice Hall, 2001.
警告:這些引文格式不一定是100%准確.