Budi Suryadi, author
IRCIsod, 2007
Buku Teks
disadur oleh J.B.A.F. Mayor Polak
Bhratara, 1967
Buku Teks
Institute for development of economics and finance (INDEF),
Majalah, Jurnal, Buletin
Mohammad Hatta, 1902-1980, author
Tintamas, 1967
Buku Teks
Mohammad Hatta, 1902-1980, author
Tintamas, 1967
Buku Teks