ALTMAN, D. G. (1999). Practical statistics for medical research. Chapman and Hall/CRC.
Lua i Stíl Chicago (17ú heag.)ALTMAN, Douglas G. Practical Statistics for Medical Research. Boca Raton: Chapman and Hall/CRC, 1999.
Lua MLA (9ú heag.)ALTMAN, Douglas G. Practical Statistics for Medical Research. Chapman and Hall/CRC, 1999.
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