Bigelow, S. J., Carr, J. J., & Winder, S. (2001). Understanding telephone electronics (4rth ed.). Newnes.
Cita Chicago Style (17a ed.)Bigelow, Stephen J., Joseph J. Carr, y Steve Winder. Understanding Telephone Electronics. 4rth ed. Boston: Newnes, 2001.
Cita MLA (8a ed.)Bigelow, Stephen J., et al. Understanding Telephone Electronics. 4rth ed. Newnes, 2001.
Precaución: Estas citas no son 100% exactas.