Helfert, E. A. (1991). Techniques of financial analysis (7th ed.). Jaico.
Čikaški stil citiranjaHelfert, Erich A. Techniques of Financial Analysis. 7th ed. Bombay: Jaico, 1991.
MLA način citiranjaHelfert, Erich A. Techniques of Financial Analysis. 7th ed. Jaico, 1991.
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