Kennedy, Robert F., 1925-1968
The enemy within
Harper & Row , 1960
Buku Teks SO
Hall, Rodney
Kisses of the enemy
Simon and Schuster, 1990
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Holiday, Ryan
Ego Is the Enemy Hardcover
Penguin, 2016
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Parkes, James
An enemy of the people: antisemitism
Penguin Books, 1946
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Ames, Louise Bates
Your three-year-old: friend or enemy
Delta books, 1976
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