APA-čujuhus (7. p.)

HELFERT ERICH A. (2000). TECHNIQUES OF FINANCIAL ANALYSIS (10TH.). MCGRAW-HILL.

Chicago-čujuhus (17. p.)

HELFERT ERICH A. TECHNIQUES OF FINANCIAL ANALYSIS. 10TH. NEW YORK: MCGRAW-HILL, 2000.

MLA-čujuhus (9. p.)

HELFERT ERICH A. TECHNIQUES OF FINANCIAL ANALYSIS. 10TH. MCGRAW-HILL, 2000.

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