Ichsan Zulkarnaen, author
Badan Perencanaan Pembangunan Nasional (BAPPENAS), 2017
Artikel Jurnal
Heller, Walter W.
[publisher not identified], 1974?
Buku Teks
Staley, Eugene, author
Published for the Council on Foreign Relations by Harper, 1961
Buku Teks
Artikel Jurnal
Weil, David N., author
Pearsons Addison-Wesley, 2009
Buku Teks