Saufika Fuadianti, author
Fakultas Teknik Universitas Indonesia, 2019
UI - Skripsi (Membership)
Woo, Kyu Sung, author
Rockport Publishers, 1999
Buku Teks
Dini Andriani, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2015
UI - Tesis (Membership)
Edwards, Edward, author
Thoemmes Press, 1996
Buku Referensi
Miguel Galas, 1970
Buku Teks