APA-viite (7. p.)
Mugenda, A. G. (2008). Social science research: Theory and principles. Applied research and training services.
Chicago-viite (17. p.)
Mugenda, Abel Gitau. Social Science Research: Theory and Principles. Nairobi: Applied research and training services, 2008.
MLA-viite (9. p.)
Mugenda, Abel Gitau. Social Science Research: Theory and Principles. Applied research and training services, 2008.
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