APA استشهاد

Shurter, R. L. (1971). Written communication in business (3rd ed.). McGraw-Hill.

استشهاد بنمط شيكاغو

Shurter, Robert L. Written Communication in Business. 3rd ed. Tokyo: McGraw-Hill, 1971.

MLA استشهاد

Shurter, Robert L. Written Communication in Business. 3rd ed. McGraw-Hill, 1971.