Helfert, E. A. .. (1997). Techniques of financial analysis: A modern approach. Chicago: Richard D. Irwin.
Trích dẫn kiểu ChicagoHelfert, Erich A. Techniques of Financial Analysis: A Modern Approach. Chicago: Richard D. Irwin, 1997.
MLA citiranjeHelfert, Erich A. Techniques of Financial Analysis: A Modern Approach. Chicago: Richard D. Irwin, 1997.
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