Branch, Alan E., author
Chapman and Hall, 1985
Buku Teks
Branch, Alan E., author
Chapman & Hall, 1979
Buku Teks
Fakultas Teknik Universitas Indonesia, 2014
UI - Skripsi (Membership)
Kalalembang, Fristian T.E.P., author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2013
UI - Skripsi (Membership)
Tetha Widya Utama, 2008
Majalah, Jurnal, Buletin