Παραπομπή APA

Barton, R. W. (1968). Telex: A detailed exposition of the telex system of the British Post Office. London: Sir Isaak Pitman & Sons.

Παραπομπή Chicago Style

Barton, R. W. Telex: A Detailed Exposition of the Telex System of the British Post Office. London: Sir Isaak Pitman & Sons, 1968.

Παραπομπή MLA

Barton, R. W. Telex: A Detailed Exposition of the Telex System of the British Post Office. London: Sir Isaak Pitman & Sons, 1968.

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