Beach, D. I., & Ovens, G. (1972). Business and securities valuation. Methuen.
芝加哥风格引文Beach, Donald I., 与 Geo Ovens. Business and Securities Valuation. Toronto: Methuen, 1972.
MLA引文Beach, Donald I., 与 Geo Ovens. Business and Securities Valuation. Methuen, 1972.
警告：这些引文格式不一定是100％准确.