Persuasive Writing for Business: How to Write Proposals, Letters, Emails and...

I'll Go Home Then, It's Warm and Has Chairs. The Unpublished Emails.

Letters

Business Etiquette Made Easy: The Essential Guide to Professional Success

The AMA Handbook of Business Letters

Model Business Letters, E-mails & Other Business Documents

The Whalestoe Letters: From House of Leaves

Jolly Dictionary: In Print Letters (American English Edition) by Lloyd, Sue NEUF