Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

Yin, Robert K. Case Study Research: Design and Methods. 2nd. ed. London [etc.]: SAGE, 1994.

Cita MLA (9a ed.)

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