Cita APA (7th ed.)

MERRIAM-WEBSTER PUB. (1996). MERRIAM-WEBSTER`S GUIDE TO BUSINESS CORRESPONDENCE (2ND.). MERRIAM-WEBSTER.

Cita Chicago (17th ed.)

MERRIAM-WEBSTER PUB. MERRIAM-WEBSTER`S GUIDE TO BUSINESS CORRESPONDENCE. 2ND. MASSACHUSETTS: MERRIAM-WEBSTER, 1996.

Cita MLA (9th ed.)

MERRIAM-WEBSTER PUB. MERRIAM-WEBSTER`S GUIDE TO BUSINESS CORRESPONDENCE. 2ND. MERRIAM-WEBSTER, 1996.