Richardson, Beth
Elsevier, 2006
Buku Teks SO
Chaterine E. Burns, Nancy Barber, Margaret A. Brady, Ardys M. Dunn
W.B. Saunders Company, 1996
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Saunders, 2004
Buku Teks SO
Johnson, Walter H.
Wiley blackwell, 2014
Buku Teks SO
Artman, Michael, 1952-
McGraw-Hill, 2017
Buku Teks