APA (7th ed.) Zitazioa
Baugh, L. S., Fryar, M., & Thomas, D. A. (1995). How to write first-class business correspondence: The handbook for business writing. NTC Pub. Group.
Chicago Style (17th ed.) Zitazioa
Baugh, L. Sue, Maridell Fryar, eta David Allen Thomas. How to Write First-class Business Correspondence: The Handbook for Business Writing. Lincolnwood, Ill. : New Delhi.: NTC Pub. Group, 1995.
MLA (9th ed.) Zitazioa
Baugh, L. Sue, et al. How to Write First-class Business Correspondence: The Handbook for Business Writing. NTC Pub. Group, 1995.
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