Yin, R. K. (2018). Case Study Research and Applications: Design and Methods (6th ed.). SAGE Publications, Inc.
Lua i Stíl Chicago (17ú heag.)Yin, Robert K. Case Study Research and Applications: Design and Methods. 6th ed. California: SAGE Publications, Inc, 2018.
Lua MLA (9ú heag.)Yin, Robert K. Case Study Research and Applications: Design and Methods. 6th ed. SAGE Publications, Inc, 2018.
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