Wessel, R. H. (1965). Statistics as Applied to Economics and Business (2nd rev ed.). Holt, Rinehart and Winston, Inc.
Trích dẫn kiểu ChicagoWessel, Robert H. Statistics as Applied to Economics and Business. 2nd rev ed. New York: Holt, Rinehart and Winston, Inc, 1965.
Trích dẫn MLAWessel, Robert H. Statistics as Applied to Economics and Business. 2nd rev ed. Holt, Rinehart and Winston, Inc, 1965.
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