APA (7th ed.) Citation

Leedy, P. D. (2005). Practical research: Planning and design (8th ed.). Pearson.

Chicago Style (17th ed.) Citation

Leedy, Paul D. Practical Research: Planning and Design. 8th ed. New Jersey : Upper Saddle River: Pearson, 2005.

MLA (9th ed.) Citation

Leedy, Paul D. Practical Research: Planning and Design. 8th ed. Pearson, 2005.