edited by George A. Freedman
Elsevier, 2012
Buku Teks SO
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Wiley Blackwell, 2010
Buku Teks SO
Terry, Douglas A.
Quintessence Publishing Co, Inc, 2013
Buku Referensi
Terry, Douglas A.
Quintessence Publishing Co, Inc, 2013
Buku Teks SO
Aschheim, Kenneth W.
Elsevier, 2015
Buku Teks SO