Pierce Heather. (2004). Persuasive Proposals and Presentations: 24 Lessons for Writing Winners (In lần thứ 1.). American: McGraw -Hill.
Style de citation ChicagoPierce Heather. Persuasive Proposals and Presentations: 24 Lessons for Writing Winners. In lần thứ 1. American: McGraw -Hill, 2004.
Style de citation MLAPierce Heather. Persuasive Proposals and Presentations: 24 Lessons for Writing Winners. In lần thứ 1. American: McGraw -Hill, 2004.
Attention : ces citations peuvent ne pas être correctes à 100%.