Rosenau, Milton D., Jr
Lifetime Learning, 1982
Buku Teks SO
by Paul Trott ... [and others]
Routledge, 2016
Buku Teks
Millson, Murray R.
Pearson Education, 2007
Buku Teks SO
Narayanan, V. K.
Prentice Hall 2001, 2001
Buku Teks SO
Johnston, Robert E.
American Management Association, 2003
eBooks