Cita APA (7a ed.)

Hamel, J., Dufour, S., & Fortin, D. (1993). Case study methods. Sage.

Cita Chicago Style (17a ed.)

Hamel, Jacques, Stéphane Dufour, y Dominic Fortin. Case Study Methods. Newbury Park [etc.]: Sage, 1993.

Cita MLA (9a ed.)

Hamel, Jacques, et al. Case Study Methods. Sage, 1993.