Cita APA

Leedy, P. D. (2005). Practical researchPaul D.Leedy and Jeanne Ellis Ormrod. Pearson.

Chicago Style (17th ed.) Citation

Leedy, Paul D. Practical ResearchPaul D.Leedy and Jeanne Ellis Ormrod. Pearson, 2005.

Cita MLA

Leedy, Paul D. Practical ResearchPaul D.Leedy and Jeanne Ellis Ormrod. Pearson, 2005.

Atenció: Aquestes cites poden no estar 100% correctes.