Phinney, Donna J.
Thomson, Delmar Learning, 2008
Buku Teks SO
Phinney, Donna J.
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Multimedia
Hollins, Carole
Wiley-Blackwell, 2008
Buku Teks SO
Bird, Doni L.
Elsevier Saunders, 2012
Buku Teks SO
Bird, Doni L.
Elsevier, 2015
Buku Teks SO