Cita APA (7a ed.)

Aurner, R. R. (1949). Effective business English (3rd ed.). South-Western.

Cita Chicago Style (17a ed.)

Aurner, Robert R. Effective Business English. 3rd ed. Cincinnati [etc.]: South-Western, 1949.

Cita MLA (9a ed.)

Aurner, Robert R. Effective Business English. 3rd ed. South-Western, 1949.