APA引文

RYAN, W. T. (1980). Personal Learning Aid For Principles Of Marketing William T Ryan. Dow Jones Irwin.

Chicago Style (17th ed.) Citation

RYAN, William T. Personal Learning Aid For Principles Of Marketing William T Ryan. Dow Jones Irwin, 1980.

MLA引文

RYAN, William T. Personal Learning Aid For Principles Of Marketing William T Ryan. Dow Jones Irwin, 1980.

警告：这些引文格式不一定是100％准确.