Alberto Garrido, Helen Ingram, editor
Routledge,, 2011
Buku Teks
Drucker, Peter F. (Peter Ferdinand), 1909-2005, author
Times Books International, 1985
Buku Teks
Ferrell, O.C., author
McGraw-Hill, 2014
Buku Teks
Pavel Kindlmann, editor
[, Springer], 2012
eBooks
Ferrell, O.C., author
Martinus Nijhoff Publishers, 2016
Buku Teks