Moorhead, Gregory, author
South-Western Cengage Learning, 2012
Buku Teks
Ivancevich, John M., author
McGraw-Hill, 2014
Buku Teks
Robbins, Stephen P., author
Prentice-Hall, 1994
Buku Teks
Cook, Curtis W., author
Irwin, 1997
Buku Teks
Cook, Curtis W., author
McGraw-Hill, 2001
Buku Teks