APA (7. basım) Alıntı

Christensen, L. B., & Johnson, R. B. (2011). Research methods, design, and analysis (Eleventh edition.). Pearson Education, Inc.

Chicago Style (17. basım) Atıf

Christensen, Larry B., ve R. Burke Johnson. Research Methods, Design, and Analysis. Eleventh edition. Boston, Massachusetts: Pearson Education, Inc, 2011.

MLA (9th ed.) Atıf

Christensen, Larry B., ve R. Burke Johnson. Research Methods, Design, and Analysis. Eleventh edition. Pearson Education, Inc, 2011.