Cita APA (7th ed.)

Yin, R. K. (1994). Case study research: Design and methods (2nd ed.). Sage Publications.

Cita Chicago (17th ed.)

Yin, Robert K. Case Study Research: Design and Methods. 2nd ed. Thousand Oaks: Sage Publications, 1994.

Cita MLA (8th ed.)

Yin, Robert K. Case Study Research: Design and Methods. 2nd ed. Sage Publications, 1994.