APA aipamena

VIGNAULT, W. L. (1987). Worldwide Telecommunications Guide For The Business Manager Walter L. Vignault. John Wiley & Sons.

Chicago Style aipamena

VIGNAULT, Walter L. Worldwide Telecommunications Guide For The Business Manager Walter L. Vignault. John Wiley & Sons, 1987.

MLA aipamena

VIGNAULT, Walter L. Worldwide Telecommunications Guide For The Business Manager Walter L. Vignault. John Wiley & Sons, 1987.

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