Cita APA (7th ed.)

FELLOWS HUGH. (1982). BUSINESS SPEAKING AND WRITING. PRENTICE -HALL INTERNATIONAL, INC.

Cita Chicago (17th ed.)

FELLOWS HUGH. BUSINESS SPEAKING AND WRITING. NEW JERSEY: PRENTICE -HALL INTERNATIONAL, INC, 1982.

Cita MLA (9th ed.)

FELLOWS HUGH. BUSINESS SPEAKING AND WRITING. PRENTICE -HALL INTERNATIONAL, INC, 1982.