Pelly Sianova, author
Fakultas Eknonomi dan Bisnis Universitas Indonesia, 2010
UI - Tesis (Open)
edited by Philip R. Cateora and Lee Richardson
Appleton-Century-Crofts, 1967
Buku Teks
Majaro, Simon
Allen & Unwin , 1982
Buku Teks
Mariana Herawati Gani, author
Universitas Indonesia, 2003
UI - Tesis (Membership)
Kurtz, David L., author
The Dryden Press , 1981
Buku Teks