Cita APA (7th ed.)

Gruber, H. (2005). The economics of mobile telecommunications. Cambridge University Press.

Cita Chicago (17th ed.)

Gruber, Harald. The Economics of Mobile Telecommunications. Cambridge ; New York: Cambridge University Press, 2005.

Cita MLA (8th ed.)

Gruber, Harald. The Economics of Mobile Telecommunications. Cambridge University Press, 2005.