HARWOOD, G. B. (1979). Programmed learning aid for quatitative methodes with applications in accounting and business. Richard D.Irwin.
芝加哥风格引文HARWOOD, Gordon B. Programmed Learning Aid for Quatitative Methodes with Applications in Accounting and Business. Homewood: Richard D.Irwin, 1979.
MLA引文HARWOOD, Gordon B. Programmed Learning Aid for Quatitative Methodes with Applications in Accounting and Business. Richard D.Irwin, 1979.
警告：这些引文格式不一定是100％准确.