Roddy, D., & Coolen, J. (2008). Electronic communications (4th ed.). Pearson..
Chicago Edition CitationRoddy, Dennis, and John Coolen. Electronic Communications. 4th ed. Nioda.: Pearson., 2008.
MLA Edition CitationRoddy, Dennis, and John Coolen. Electronic Communications. 4th ed. Pearson., 2008.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.