Levenson, F. B. (1984). The causes and prevention of cancer. Stein and Day.
Čikaški stil citiranja (17. izdanje)Levenson, Fraderick B. The Causes and Prevention of Cancer. Stein and Day, 1984.
MLA način citiranja (9. izdanje)Levenson, Fraderick B. The Causes and Prevention of Cancer. Stein and Day, 1984.
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