Corwin, Edward S.
Understanding the constitution
Holt, Rinehart and Winston, 1964
 Buku Teks
Scaros, Constantinos E.
Understanding the constitution
Jones and Bartlett Publishers, 2011
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Corwin, Edward S.
Understanding the constitution
United States of America, 1960
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Shukla`s, V.N.
Constitution of India / V.N. Shuklas's
Eastern Book Company, 1990
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Dinan, John
The virginia statate constitution
Oxford University Press, 2014
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