Future trends in Indonesian mineral exploration
 Artikel Jurnal
Linfield, Robert F.
Telecommunications: present status and future trends
Noyes Data, 1995
 Buku Teks
Indonesia today current trends, future possibilities
Washington, D.C. The United States-Indonesia Society 2001,
 Buku Teks
Creating marketing magic and innovative future marketing trends
Maximillan Stieler, editor
Springer, 2017
 Buku Teks
Pelton, Joseph N.
Future trends in satellite communications: markets and services
International Engineering Consortium, 2005
 eBooks