PUGH DAVID G. (2005). POWERFUL PROPOSALS: HOW TO GIVE YOUR BUSINESS ... AMACOM.
Čikaški stil citiranja (17. izdanje)PUGH DAVID G. POWERFUL PROPOSALS: HOW TO GIVE YOUR BUSINESS ... NEW YORK: AMACOM, 2005.
MLA način citiranja (9. izdanje)PUGH DAVID G. POWERFUL PROPOSALS: HOW TO GIVE YOUR BUSINESS ... AMACOM, 2005.
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