Viertl, R. (2011). Statistical methods for fuzzy data. Chichester, West Sussex: Wiley.
Trích dẫn kiểu ChicagoViertl, R. Statistical Methods for Fuzzy Data. Chichester, West Sussex: Wiley, 2011.
MLA citiranjeViertl, R. Statistical Methods for Fuzzy Data. Chichester, West Sussex: Wiley, 2011.
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