Clough, Shepard B., Basic Values of Western Civilization, N.Y.:
Columbia University Press, 1960.

Clough, Shepard B., Rise and Fall of Civilization, N.Y.: Columbia
University Press, 1957.

Crozier, John B., Civilization and Progress, London: Longmans,
1892.

Cunningham, William, Western Civilization, Cambridge: University
Press, 1900.

Demangeon, Albert, Le Declin de l'Europe, Paris: Payot, 1920.

Dorpsch, Alfons, Economic and Social Foundations of Western
Civilization
, N.Y.: Harcourt, 1937.

Douglas, Sholto O.G., A Theory of Civilization, N.Y.: MacMillan,
1914.

Elias, Norbert, Uber den Prozess der Zivilisation, Basel: Falken,
1939.

Farrington, Benjamin, Science and Politics in the Ancient World,
London: Allen and Unwin, 1939.

Fischer, Eric, Passing of the European Age, Cambridge: Harvard
University Press, 1943.