APA استشهاد

Shurter, R. L. (1954). Effective letters in business (2nd ed.). Tata McGraw Hill Publishing Co.Ltd.

استشهاد بنمط شيكاغو

Shurter, Robert L. Effective Letters in Business. 2nd ed. Bombay: Tata McGraw Hill Publishing Co.Ltd, 1954.

MLA استشهاد

Shurter, Robert L. Effective Letters in Business. 2nd ed. Tata McGraw Hill Publishing Co.Ltd, 1954.