Pierce, H. (2005). Persuasive proposals and presentations: 24 lessons for writing winners. McGraw-Hill.
استشهاد بنمط شيكاغوPierce, Heather. Persuasive Proposals and Presentations: 24 Lessons for Writing Winners. McGraw-Hill, 2005.
MLA استشهادPierce, Heather. Persuasive Proposals and Presentations: 24 Lessons for Writing Winners. McGraw-Hill, 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.