Kirkwood, B. R. (1988). Essentials of medical statistics. Blackwell Scientific Publications ; Mcmillan India Ltd.
Čikaški stil citiranja (17. izdanje)Kirkwood, Betty R. Essentials of Medical Statistics. London : India: Blackwell Scientific Publications ; Mcmillan India Ltd, 1988.
MLA način citiranja (8. izdanje)Kirkwood, Betty R. Essentials of Medical Statistics. Blackwell Scientific Publications ; Mcmillan India Ltd, 1988.
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