APA (7th ed.) Citation

Geffner, A. B. (2000). How to write better business letters (3rd ed.). Barron's Educational Series.

Chicago Style (17th ed.) Citation

Geffner, Andrea B. How to Write Better Business Letters. 3rd ed. Hauppauge, N.Y: Barron's Educational Series, 2000.

MLA (9th ed.) Citation

Geffner, Andrea B. How to Write Better Business Letters. 3rd ed. Barron's Educational Series, 2000.