Schermerhorn, John R., author
John Wiley & Sons, 1991
Buku Teks
Moorhead, Gregory, author
South-Western Cengage Learning, 2012
Buku Teks
Heilman, Madeline E., author
Richard D. Irwin, 1982
Buku Teks
Griffin, Ricky W., author
Cengage Learning, 2014
Buku Teks
Ginsburg, Sigmund G., author
Gramedia Pustaka Utama, 2000
Buku Teks