APA (7th ed.) Citation

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 (8th ed.) Citation

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

Warning: These citations may not always be 100% accurate.