Cita APA (7th ed.)

Mertler, C. A., & Charles, C. M. (2008). Introduction to educational research (Sixth edition.). Pearson Allyn and Bacon.

Cita Chicago (17th ed.)

Mertler, Craig A., i C. M. Charles. Introduction to Educational Research. Sixth edition. Boston, MA: Pearson Allyn and Bacon, 2008.

Cita MLA (9th ed.)

Mertler, Craig A., i C. M. Charles. Introduction to Educational Research. Sixth edition. Pearson Allyn and Bacon, 2008.