Crawford, W. (1985). Common Sense and Telecommunications, Or; Reach Out, But Watch Your Wallet.
Citazione stile Chigago Style (17a edizione)Crawford, Walt. Common Sense and Telecommunications, Or; Reach Out, But Watch Your Wallet. 1985.
Citatione MLA (9a ed.)Crawford, Walt. Common Sense and Telecommunications, Or; Reach Out, But Watch Your Wallet. 1985.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.