Knapton, E. J. (1966). Europe 1815 to the present: Combining Europe 1815-1914 and Europe and the world since 1914. New York: Charles Scribner's sons.
Trích dẫn kiểu ChicagoKnapton, Ernest John. Europe 1815 to the Present: Combining Europe 1815-1914 and Europe and the World Since 1914. New York: Charles Scribner's sons, 1966.
MLA CitationKnapton, Ernest John. Europe 1815 to the Present: Combining Europe 1815-1914 and Europe and the World Since 1914. New York: Charles Scribner's sons, 1966.
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