1
Published 1986
...United States -- Civilization -- 1945...
2
Published 1965
...United States -- Civilization -- History -- Sources...
3
by Knight, Peter
Published 2000
...United States -- Civilization -- 1945-...
4
Published 1992
...United States -- Civilization -- 20th century...
5
by Traister, Rebecca
Published 2016
...United States -- Civilization...
6
Published 1999
...United States -- Civilization -- 20th. century...
7
by Bonner, Thomas Neville
Published 1963
...United States -- Civilization -- 20th century...
8
by Will, George F.
Published 1990
...United States -- Civilization -- 1970-...
9
by Singh, Robert
Published 2003
...United States -- Civilization -- 1970-...