Siagian, Sondang P., author
Bumi Aksara, 1995
Buku Teks
Rima Sulistiyaningrum, author
2016
UI - Tesis (Membership)
Farida Jasfar, author
Ghalia Indonesia, 2005
Buku Teks
Steers, Richard M., author
Erlangga, 1980
Buku Teks
Wahjudi Prakarsa, author
UI-Press, 1996
UI - Pidato