Hutchison, Keith
The decline and fall of British capitalism
Charles Scribner's Sons, 1950
 Buku Teks
Corey, Lewis
The decline of American capitalism / Lewis Corey
Covici Friede Publishers , 1934
 Buku Teks
Fischer, Fritz
World power or decline: the controversy over Germany's aims in the First World War / Fritz Fischer ; translated by Lancelot L. Farrar, Robert Kimber, and Rita Kimber
W. W. Norton, 1974
 Buku Teks
Goodman, Craufurd D.
Decline and Renewal
Institute of International Education, 1966
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Spengler, Oswald
Decline of the west
George Allen and Unwin, 1956
 Buku Teks