Mills Albert J. (2013). Case Study Methods in Business Research - vol.III. Sage Publications.
Lua i Stíl Chicago (17ú heag.)Mills Albert J. Case Study Methods in Business Research - Vol.III. London: Sage Publications, 2013.
Lua MLA (9ú heag.)Mills Albert J. Case Study Methods in Business Research - Vol.III. Sage Publications, 2013.
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