APA-viite (7. p.)
Roll, D. L. (2013). The Hopkins touch: Harry Hopkins and the forging of the alliance to defeat Hitler. Oxford University Press.
Chicago-viite (17. p.)
Roll, David L. The Hopkins Touch: Harry Hopkins and the Forging of the Alliance to Defeat Hitler. Oxford ; New York: Oxford University Press, 2013.
MLA-viite (9. p.)
Roll, David L. The Hopkins Touch: Harry Hopkins and the Forging of the Alliance to Defeat Hitler. Oxford University Press, 2013.
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