Cita APA

Rodríguez Andrés, A., & Pérez Amaral, T. (1997). Demand for telephone lines and universal service in spain. Madrid: Universidad Complutense, ICAE.

Citación estilo Chicago

Rodríguez Andrés, Antonio, and Teodosio Pérez Amaral. Demand for Telephone Lines and Universal Service in Spain. Madrid: Universidad Complutense, ICAE, 1997.

Cita MLA

Rodríguez Andrés, Antonio, and Teodosio Pérez Amaral. Demand for Telephone Lines and Universal Service in Spain. Madrid: Universidad Complutense, ICAE, 1997.