Simanjuntak, Dialusi Artha J, author
Evaluasi kebijakan reoperasionalisasi Bandara Halim Perdanakusuma untuk mengurangi kepadatan Bandara Internasional Soekarno-Hatta = A policy evaluation reoperationalization of Halim Perdanakusuma Airport to relieve the congestion of the international airport of Soekarno-Hatta
[Fakultas Ekonomi dan Bisnis Universitas Indonesia, Fakultas Ekonomi dan Bisnis Universitas Indonesia], 2014
 UI - Tesis (Membership)
Islamic and religious studies challenges and opportunities for twenty - first century Indonesia
 Artikel Jurnal
Statistics for the twenty-first century / edited by Florence Gordon; Sheldon Gordon
Mathematical Association of America, 1992
 Buku Teks
Civilian protection in the twenty-first century : governance and responsibility in a fragmented world
edited by Cecilia Jacob and Alistair D.B. Cook
Oxford University Press, 2016
 Buku Teks
Cybriwsky, Roman
Tokyo : the shogun's city at the twenty first century / Roman Cybriwsky
John Wiley & Sons, 1998
 Buku Teks