Gomez-Mejia, Luis R.
Pearson Education, 2016
Buku Teks
Chruden, Herbert J.
South-Western, 1984
Buku Referensi
Westerman, John
Bumi Aksara, 1989
Buku Teks
Arthur, Diane
American Management Association, 1995
eBooks
Jackson, Susan E.
South Westh Western College, 2000
Buku Teks