PUGH DAVID G. (2005). POWERFUL PROPOSALS: HOW TO GIVE YOUR BUSINESS ... AMACOM.
Chicago Style (17. basım) AtıfPUGH DAVID G. POWERFUL PROPOSALS: HOW TO GIVE YOUR BUSINESS ... NEW YORK: AMACOM, 2005.
MLA (9th ed.) AtıfPUGH DAVID G. POWERFUL PROPOSALS: HOW TO GIVE YOUR BUSINESS ... AMACOM, 2005.
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