Mertler, C. A., & Charles, C. M. (2008). Introduction to educational research (Sixth edition.). Pearson Allyn and Bacon.
Chicago Style (17. basım) AtıfMertler, Craig A., ve C. M. Charles. Introduction to Educational Research. Sixth edition. Boston, MA: Pearson Allyn and Bacon, 2008.
MLA (9th ed.) AtıfMertler, Craig A., ve C. M. Charles. Introduction to Educational Research. Sixth edition. Pearson Allyn and Bacon, 2008.
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