Nelson, P. E. (2008). Ispeak: Public Speaking for Contemporary Life. New York: McGraw-Hill.
استشهاد بنمط شيكاغوNelson, Paul E. Ispeak: Public Speaking for Contemporary Life. New York: McGraw-Hill, 2008.
MLA استشهادNelson, Paul E. Ispeak: Public Speaking for Contemporary Life. New York: McGraw-Hill, 2008.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.