Tohutoro APA (7th ed.)
Roberts, J. M. (1989). Europe: 1880-1945 (2nd ed.). Longman.
Tohutoru Kātū Chicago (17th ed.)
Roberts, J. M. Europe: 1880-1945. 2nd ed. London: Longman, 1989.
Tohutoro MLA (9th ed.)
Roberts, J. M. Europe: 1880-1945. 2nd ed. Longman, 1989.
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