Cita APA (7a ed.)

Keogh, R. H., & Cox, D. R. (2014). Case-control studies. Cambridge University Press.

Cita Chicago Style (17a ed.)

Keogh, Ruth H., y D. R. Cox. Case-control Studies. Cambridge: Cambridge University Press, 2014.

Cita MLA (9a ed.)

Keogh, Ruth H., y D. R. Cox. Case-control Studies. Cambridge University Press, 2014.