Nelson, P. E., & Paul E. Nelson; Scott Titsworth; Judy C. Pearson. (2009). Speak: Public speaking for contemporary life. Boston: McGraw-Hill Higher Education.
استشهاد بنمط شيكاغوNelson, Paul E., و Paul E. Nelson; Scott Titsworth; Judy C. Pearson. Speak: Public Speaking for Contemporary Life. Boston: McGraw-Hill Higher Education, 2009.
MLA استشهادNelson, Paul E., و Paul E. Nelson; Scott Titsworth; Judy C. Pearson. Speak: Public Speaking for Contemporary Life. Boston: McGraw-Hill Higher Education, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.