Herbert, Leo, author
Lifetime Learning, 1979
Buku Teks
Alexander Hamilton Institute, 1985
Buku Teks
Bintoro, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2000
UI - Tesis (Membership)
Soemardjo Tjitrosidojo, author
[publisher not identified], 1979
Buku Teks
Moh. Mansur, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 1990
UI - Tesis (Membership)