Brown, Lester R.
Overseas Development Council , 1974
Buku Teks
Barnett, Harold J.
John Hopkins Press, 1963
Buku Teks
Amanda Rifqa Marisa
Fakultas Teknik Universitas Indonesia, 2020
UI - Tugas Akhir
Rhefita Ardhana Riswari
Universitas Indonesia, 2016
UI - Skripsi Membership
Durham, William H.
Stanford University Press, 1979
Buku Teks