Fifi Luckita, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2006
UI - Tesis (Membership)
Kaen, Fred R., author
[American Management Association, ], 2003
eBooks
Rappaport, Alfred
N.Y. The Free Press , 1986
Buku Teks
Teddy, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2014
UI - Tesis (Membership)
Dell`Isola, Alphonse J., author
Van Nostrand Reinhod, 1982
Buku Teks