Williamson, L. (2009). On demand writing: Applying the strategies of impromptu speaking to impromptu writing. International Debate Education Association.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Williamson, Lynette. On Demand Writing: Applying the Strategies of Impromptu Speaking to Impromptu Writing. New York: International Debate Education Association, 2009.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Williamson, Lynette. On Demand Writing: Applying the Strategies of Impromptu Speaking to Impromptu Writing. International Debate Education Association, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.