Yenne, B. (2004). Operation Cobra and the great offensive: Sixty days that changed the course of World War II. Pocket Books.
Lua i Stíl Chicago (17ú heag.)Yenne, Bill. Operation Cobra and the Great Offensive: Sixty Days That Changed the Course of World War II. New York: Pocket Books, 2004.
Lua MLA (8ú heag.)Yenne, Bill. Operation Cobra and the Great Offensive: Sixty Days That Changed the Course of World War II. Pocket Books, 2004.
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