Cita APA (7th ed.)

HELFERT ERICH A. (1988). TECHNIQUES OF FINANCIAL ANALYSIS (6.). UNIVERSAL BOOKS.

Cita Chicago (17th ed.)

HELFERT ERICH A. TECHNIQUES OF FINANCIAL ANALYSIS. 6. NEW DELHI: UNIVERSAL BOOKS, 1988.

Cita MLA (9th ed.)

HELFERT ERICH A. TECHNIQUES OF FINANCIAL ANALYSIS. 6. UNIVERSAL BOOKS, 1988.