Antonius Ian Martin
Fakultas Teknik Universitas Indonesia, 2018
UI - Skripsi (Membership)
Smith, Henry
Oxford University Press, 1951
Buku Teks
Stern, Neil Z.
John Wiley & Sons, 2008
Buku Teks
Jeffry Andreas
Fakultas Ekonomi dan Bisinis Universitas Indonesia, 2021
UI - Skripsi (Membership)
Sammons, Wheeler
A.W. Shaw Co. , 1915
Buku Teks