McWhinney, Edward
Federal Constitution-making for a multi- national world
A.W. Sijthoff, 1966
 Buku Teks
Muhammad Asad
Masalah kenegaraan dalam Islam = Islamic constitution making
Jajasan Kesedjahteraan Bersama, 1975
 Buku Teks SO
Denny Indrayana, 1972-
Indonesian constitutional reform 1999-2002 : an evaluation of constitution-making in transition
Kompas, 2008
 Buku Teks
National anthems of the world
edited by Martin Shaw and Henry Coleman
Pitman, 1960
 Buku Teks SO
The Federal Republic of Germany: partner of the world; documentation of economy and export
German : Verlag furwirtschaftliche Information
 Majalah, Jurnal, Buletin