APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

Helfert, Erich A. Techniques of Financial Analysis. Rev. ed. Homewood, Ill.: R.D. Irwin, 1967.

MLA (8th ed.) Citation

Helfert, Erich A. Techniques of Financial Analysis. Rev. ed. R.D. Irwin, 1967.