Porter-O`Grady, Tim
Mosby Elsevier, 2011
Buku Teks
edited by John J. Glynn, David A. Perkins
W.B. Saunders, 1995
Buku Teks
Wolper, Lawrence F.
Jones & Bartlett, 2011
Buku Teks
Wolper, Lawrence F.
Jones and Bartlett, 2011
Buku Teks
Roman D. Jovey, editor
Health Care and Financial, 2002
Buku Teks SO