Persons, R. H. (1967). Handbook of formula plans in the stock market. American Research Council.
芝加哥风格引文Persons, Robert H. Handbook of Formula Plans in the Stock Market. Rye, N. Y: American Research Council, 1967.
MLA引文Persons, Robert H. Handbook of Formula Plans in the Stock Market. American Research Council, 1967.
警告：这些引文格式不一定是100％准确.