Knaplund, P. (1941). The British empire, 1815-1939. Harper & Brothers.
Chicago Style (17th ed.) CitationKnaplund, Paul. The British Empire, 1815-1939. New York ; London: Harper & Brothers, 1941.
MLA (9th ed.) CitationKnaplund, Paul. The British Empire, 1815-1939. Harper & Brothers, 1941.
Warning: These citations may not always be 100% accurate.