Theories of Constitutional Reform

If you were still confused about what is exactly the concept of a constitution and what could define a constitutional reform? How many types that constitutional reform could appear?And in the long history of human civilization, as a matter of fact it is not that easy to realize a constitutional reform, but do you want to know why? And above all, how could we apply the constitutional reform into our real-world? This book will help you from a very understandable and comprehensive perspective to comprehend about all of the above mentioned constitutional reform theories.