International Village for the fourth Asian-Games, 1962
Buku Teks SO
Ikegami, Yoshihiko
Center for Asian and Pacific Studies, Seikei University, 2017
Artikel Jurnal
Maluku Tourist Development Board
Tourist Development Board, [date of publication not identified]
Buku Teks SO
Gunn, Moira A.
American Management Association, 2007
eBooks
team penyunting: Romli Atmasasmita [and others]
Mandar Maju, 1997
Buku Teks