Daniels, Lawrence J., 1942-
[American Management Association;, ], 2013
eBooks
Diprima, Peter A.
McGraw-Hill Medical, 2011
Buku Teks SO
Trautman, Neal E.
Pearson-Prentice-Hall, 2005
Buku Teks
Nigel Raby, Laurence Berman, Simon Morley, Gerald de Lacey
Elsevier, 2015
Buku Referensi
Richards, Ann
Elsevier, 208
Buku Teks SO