MERRIAM-WEBSTER PUB. (1996). MERRIAM-WEBSTER`S GUIDE TO BUSINESS CORRESPONDENCE (2ND.). MERRIAM-WEBSTER.
Čikaški stil citiranja (17. izdanje)MERRIAM-WEBSTER PUB. MERRIAM-WEBSTER`S GUIDE TO BUSINESS CORRESPONDENCE. 2ND. MASSACHUSETTS: MERRIAM-WEBSTER, 1996.
MLA način citiranja (9. izdanje)MERRIAM-WEBSTER PUB. MERRIAM-WEBSTER`S GUIDE TO BUSINESS CORRESPONDENCE. 2ND. MERRIAM-WEBSTER, 1996.
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