Abugah, K. (2009). Millenium fundamentals of research methods: Introduction. Destiny Logistics.
Lua i Stíl Chicago (17ú heag.)Abugah, Kibagendi. Millenium Fundamentals of Research Methods: Introduction. Nairobi: Destiny Logistics, 2009.
Lua MLA (9ú heag.)Abugah, Kibagendi. Millenium Fundamentals of Research Methods: Introduction. Destiny Logistics, 2009.
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