Pierce Heather. (2004). Persuasive Proposals and Presentations: 24 Lessons for Writing Winners (In lần thứ 1.). American: McGraw -Hill.
Chicago Style CitationPierce Heather. Persuasive Proposals and Presentations: 24 Lessons for Writing Winners. In lần thứ 1. American: McGraw -Hill, 2004.
MLA CitationPierce Heather. Persuasive Proposals and Presentations: 24 Lessons for Writing Winners. In lần thứ 1. American: McGraw -Hill, 2004.
Warning: These citations may not always be 100% accurate.