Emerald, 2017
eBooks
Huselid, Mark A., 1961-, author
Harvard Business School Press, 2005
Buku Teks
Toynbee, Arnold J., author
Oxford University Press, 1958
Buku Teks
Roma : Istituto Iataliano per IlMedio ed Estremo Oriente
Majalah, Jurnal, Buletin
Carrell, Michael R., author
Prentice-Hall, 1995
Buku Teks