Paul D. Leedy, J. E. O. (2005). Practical Research: Planning and design. Pearson Merril Prentice hall.
Chicago Style CitationPaul D. Leedy, Jeanne Ellis Or,rod. Practical Research: Planning and Design. Pearson Merril Prentice hall, 2005.
MLA CitationPaul D. Leedy, Jeanne Ellis Or,rod. Practical Research: Planning and Design. Pearson Merril Prentice hall, 2005.
Warning: These citations may not always be 100% accurate.