APA aipamena

Gerring, J. (2007). Case study research: Principles and practices. Cambridge University Press.

Chicago Style aipamena

Gerring, John. Case Study Research: Principles and Practices. New York: Cambridge University Press, 2007.

MLA aipamena

Gerring, John. Case Study Research: Principles and Practices. Cambridge University Press, 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.