Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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