Helefert, E. A. (2013). Techniques of financial analysis. Jaico Publishing House.
芝加哥风格引文Helefert, Erich A. Techniques of Financial Analysis. Mumbai: Jaico Publishing House, 2013.
MLA引文Helefert, Erich A. Techniques of Financial Analysis. Jaico Publishing House, 2013.
警告：这些引文格式不一定是100％准确.