Cita APA (7th ed.)

PUGH DAVID G. (2005). POWERFUL PROPOSALS: HOW TO GIVE YOUR BUSINESS ... AMACOM.

Cita Chicago (17th ed.)

PUGH DAVID G. POWERFUL PROPOSALS: HOW TO GIVE YOUR BUSINESS ... NEW YORK: AMACOM, 2005.

Cita MLA (9th ed.)

PUGH DAVID G. POWERFUL PROPOSALS: HOW TO GIVE YOUR BUSINESS ... AMACOM, 2005.