APA Edition Citation

Leedy, P. D., & Ormrod, J. E. (2015). Practical research: Planning and design (Eleventh edition.). Pearson.

Chicago Edition Citation

Leedy, Paul D., and Jeanne Ellis Ormrod. Practical Research: Planning and Design. Eleventh edition. Boston: Pearson, 2015.

MLA Edition Citation

Leedy, Paul D., and Jeanne Ellis Ormrod. Practical Research: Planning and Design. Eleventh edition. Pearson, 2015.

Warning: These citations may not always be 100% accurate.