Παραπομπή APA

Nation-Tellery L.M. (1961). Telephone communication/2e (2nd ed.). Macdonald and Evans.

Παραπομπή Chicago Style

Nation-Tellery L.M. Telephone Communication/2e. 2nd ed. London: Macdonald and Evans, 1961.

Παραπομπή MLA

Nation-Tellery L.M. Telephone Communication/2e. 2nd ed. Macdonald and Evans, 1961.