Shurter, R. L. (1971). Written communication in business/3e (3rd ed.). McGraw-Hill.
استشهاد بنمط شيكاغوShurter, Robert L. Written Communication in Business/3e. 3rd ed. Tokyo: McGraw-Hill, 1971.
MLA استشهادShurter, Robert L. Written Communication in Business/3e. 3rd ed. McGraw-Hill, 1971.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.