PUGH DAVID G. (2005). POWERFUL PROPOSALS: HOW TO GIVE YOUR BUSINESS ... AMACOM.
芝加哥风格引文PUGH DAVID G. POWERFUL PROPOSALS: HOW TO GIVE YOUR BUSINESS ... NEW YORK: AMACOM, 2005.
MLA引文PUGH DAVID G. POWERFUL PROPOSALS: HOW TO GIVE YOUR BUSINESS ... AMACOM, 2005.
警告：这些引文格式不一定是100％准确.