Johnson, P. (1985). Modern times: The world from the twenties to the eighties (1st Harper colophon ed.). Harper & Row.
Chicago-referens (17:e uppl.)Johnson, Paul. Modern Times: The World from the Twenties to the Eighties. 1st Harper colophon ed. New York: Harper & Row, 1985.
MLA-referens (8:e uppl.)Johnson, Paul. Modern Times: The World from the Twenties to the Eighties. 1st Harper colophon ed. Harper & Row, 1985.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.