Dyfyniad APA

Hellwig, Z. (1970). Approximative methods of selection of an optimal set of predictors. UNESCO, Methods and Analysis Unit, Department of Social Sciences.

Dyfyniad Arddull Chicago

Hellwig, Zdzisław. Approximative Methods of Selection of an Optimal Set of Predictors. Paris: UNESCO, Methods and Analysis Unit, Department of Social Sciences, 1970.

Dyfyniad MLA

Hellwig, Zdzisław. Approximative Methods of Selection of an Optimal Set of Predictors. UNESCO, Methods and Analysis Unit, Department of Social Sciences, 1970.

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