APA (7th ed.) Citation

(2006). Essential business letters: 1500 ways to say it right. Pentagon Press.

Chicago Style (17th ed.) Citation

Essential Business Letters: 1500 Ways to Say It Right. India: Pentagon Press, 2006.

MLA (9th ed.) Citation

Essential Business Letters: 1500 Ways to Say It Right. Pentagon Press, 2006.

Warning: These citations may not always be 100% accurate.