Mann, E. B. (1964). The world of guns. Publishers' Development Corp.
Lua i Stíl Chicago (17ú heag.)Mann, E. B. The World of Guns. Skokie, Ill.: Publishers' Development Corp, 1964.
Lua MLA (8ú heag.)Mann, E. B. The World of Guns. Publishers' Development Corp, 1964.
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