Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.