00974nam a2200217Ia 4500 CTU_218499 210402s9999 xx 000 0 und d 909 Q6 Quigley, Carroll The evolution of civilizations : An introduction to historical analysis Carroll Quigley Indianapolis Liberty Press 1979 Quigley defines a civilization as "a producing society with an instrument of expansion." A civilization's decline is not inevitable but occurs when its instrument of expansion is transformed into an institution—that is, when social arrangements that meet real social needs are transformed into social institutions serving their own purposes regardless of real social needs. Civilization,Nền văn minh History,Lịch sử Trúc Trung tâm Học liệu Trường Đại học Cần Thơ