APA (7. basım) Alıntı
Hakim, C. Research Design: Successful Designs for Social and Economic Research (2a edición.). Routledge.
Chicago Style (17. basım) Atıf
Hakim, Catherine. Research Design: Successful Designs for Social and Economic Research. 2a edición. Londres, Inglaterra: Routledge.
MLA (9th ed.) Atıf
Hakim, Catherine. Research Design: Successful Designs for Social and Economic Research. 2a edición. Routledge.
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