APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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

Kontuz: berrikusi erreferentzia hauek erabili aurretik.