Brown, Michael, author
Bhuana Ilmu Populer, 2006
Buku Teks
Margaretha Suryata, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 1999
UI - Tesis (Membership)
Schuller, Robert H., author
Gunung Mulia, 1986
Buku Teks
Farid Akbar, author
Fakultas Teknik Universitas Indonesia, 2006
UI - Skripsi (Membership)
Barbour, Ian G., author
Mizan , 2005
Buku Teks