Plum, Werner
Friedrich-Ebert-Stiftung, 1974
Buku Teks
Yoshino, Ryuji, author
Japan Industrial Location Center, 1997
Buku Teks
Springer Cham, 2019
eBooks
Isard, Walter, author
John Wiley & Sons, 1956
Buku Teks
Dewi Ika Susilawati, author
Fakultas Kesehatan Masyarakat Universitas Indonesia, 2007
UI - Tesis (Membership)