Peaslee, Amos J.
Constitutions of nations; Volume I: Afghanistan to Finland
Rumford Press, 1950
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Peaslee, Amos J.
Constitutions of nations; Volume II: France to Poland
Rumford Press, 1950
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Moore, Russell F.
Modern constitutions
Littlefield, Adams, 1957
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Constitutions of asian countries
N. M. Tripathi Private, 1968
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Whitlam, E.G.
On Australias constitutions
Widescope, 1977
 Buku Teks SO