From a historical perspective, Henry Sumner Maine, Ferdinand Tonnies, Emile Durk

From a historical perspective, Henry Sumner Maine, Ferdinand Tonnies, Emile Durkheim, Max Weber, Karl Marx and Georg Simmel are the major theoreticians in the development of urban society.  Based on the text and the articles listed below, present the contribution of two of these theorists to the understanding this development of urban society.