Cita APA

Morgan, T. J., & Morgan, T. J. (1976). Telecommunications economics (2. edition.). England: Technicopy.

Citación estilo Chicago

Morgan, T. J., y T. J. Morgan. Telecommunications Economics. 2. edition. England: Technicopy, 1976.

Cita MLA

Morgan, T. J., y T. J. Morgan. Telecommunications Economics. 2. edition. England: Technicopy, 1976.