edited by Cary L. Cooper, Ivan T. Robertson
John Wiley & Sons, 1990
Buku Teks
edited by Cary L. Cooper, Ivan T. Robertson
John Wiley & Sons, 2000
Buku Teks
Steckle, Lynde C.
Happer , 1957
Buku Teks
Covey, Stephen R., author
A Fireside Book, 1989
Buku Teks
Candra Murti Utami, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2012
UI - Skripsi Open