APA (7. basım) Alıntı

Helfert, E. A. (1967). Techniques of financial analysis. Redised ed. R.D. Irwin.

Chicago Style (17. basım) Atıf

Helfert, Erich A. Techniques of Financial Analysis. Redised Ed. Homewood, III.: R.D. Irwin, 1967.

MLA (9th ed.) Atıf

Helfert, Erich A. Techniques of Financial Analysis. Redised Ed. R.D. Irwin, 1967.