HOROWITZ, I. (1972). An Introduction To Quantitative Business Analysis Ira Horowitz. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)HOROWITZ, Ira. An Introduction To Quantitative Business Analysis Ira Horowitz. McGraw-Hill, 1972.
Lua MLA (8ú heag.)HOROWITZ, Ira. An Introduction To Quantitative Business Analysis Ira Horowitz. McGraw-Hill, 1972.
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