Cita APA (7a ed.)

Helfert, E. (1987). Techniques of financial analysis (6th.). Universal Book Stall.

Cita Chicago Style (17a ed.)

Helfert, Erich. Techniques of Financial Analysis. 6th. New Delhi: Universal Book Stall, 1987.

Cita MLA (9a ed.)

Helfert, Erich. Techniques of Financial Analysis. 6th. Universal Book Stall, 1987.