Cita APA (7a ed.)

Varian, H. R., Shapiro, C., & Farrell, J. (2011). The economics of information technology: An introduction (1st published, 7th printing.). Cambridge University Press.

Cita Chicago Style (17a ed.)

Varian, Hal R., Carl Shapiro, y Joseph Farrell. The Economics of Information Technology: An Introduction. 1st published, 7th printing. Cambridge [etc.]: Cambridge University Press, 2011.

Cita MLA (9a ed.)

Varian, Hal R., et al. The Economics of Information Technology: An Introduction. 1st published, 7th printing. Cambridge University Press, 2011.