Lua APA (7ú heag.)

Kothari, C. G. (2020). Research Methodology (4th.). New Age International Publishers.

Lua i Stíl Chicago (17ú heag.)

Kothari, C.R Garg. Research Methodology. 4th. New Delhi: New Age International Publishers, 2020.

Lua MLA (9ú heag.)

Kothari, C.R Garg. Research Methodology. 4th. New Age International Publishers, 2020.

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