Fisher, R. A. (1967). Statistical methods for research workers (13th ed., rev.). Oliver and Boyd.
Cita Chicago Style (17a ed.)Fisher, Ronald Aylmer. Statistical Methods for Research Workers. 13th ed., rev. Edinburgh [etc.]: Oliver and Boyd, 1967.
Cita MLA (9a ed.)Fisher, Ronald Aylmer. Statistical Methods for Research Workers. 13th ed., rev. Oliver and Boyd, 1967.
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