APA (7th ed.) Citation

Dobson, A. (1999). Writing business letters: How to produce day-to-day correspondence that is clear and effective (3rd ed.). How to Books.

Chicago Style (17th ed.) Citation

Dobson, Ann. Writing Business Letters: How to Produce Day-to-day Correspondence That Is Clear and Effective. 3rd ed. Oxford: How to Books, 1999.

MLA (9th ed.) Citation

Dobson, Ann. Writing Business Letters: How to Produce Day-to-day Correspondence That Is Clear and Effective. 3rd ed. How to Books, 1999.