Cita APA (7th ed.)

STEWART, M. M. (1978). Business english and communication.--ed.5. McGraw Hill Book Co.

Cita Chicago (17th ed.)

STEWART, Marie M. Business English and Communication.--ed.5. New York: McGraw Hill Book Co, 1978.

Cita MLA (9th ed.)

STEWART, Marie M. Business English and Communication.--ed.5. McGraw Hill Book Co, 1978.