Citazione APA

Noll, A. M., & Artech house. (1986). Introduction to Telephones and Telephone System. Artech House.

Stile di citazione Chicago

Noll, A Michael, e Artech house. Introduction to Telephones and Telephone System. Norwood: Artech House, 1986.

Citazione MLA

Noll, A Michael, e Artech house. Introduction to Telephones and Telephone System. Artech House, 1986.