Jones, Marsha
Palgrave, 1999
Buku Teks SO
Ministry of Communication and Information Technology Republic of Indonesia
Ministry of Communication and Information Technology, 2013
Buku Teks SO
Vivian, John
Pearson, 2011
Buku Teks SO
Long, Paul, 1967
Pearson, 2012
Buku Teks SO
Baran, Stanley J.
McGraw-Hill, 2004
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