Syamsul Hadi, author
Pelangi Cendekia, 2005
Buku Teks
United Nations Development Program
Jakarta: United Nations Development Program, 1993,
Buku Referensi
United Nations Development Program
Jakarta: United Nations Development Program, 1993,
Buku Referensi
United Nations Development Program
Jakarta: United Nations Development Program, 1994,
Buku Referensi
Bank Indonesia
Bank Indonesia, 2009
Buku Teks