کتاب های Mary Ellen Guffey
![Business Communication: Process and Product, 6th Edition](http://cdn.ketabkoo.com/covers/3/374025-n.jpg)
Business Communication: Process and Product, 6th Edition
Mary Ellen Guffey, 2007![Business English, 10th Edition](http://cdn.ketabkoo.com/covers/3/374026-n.jpg)
Business English, 10th Edition
Mary Ellen Guffey, 2010![Business Communication: Process and Product](http://cdn.ketabkoo.com/covers/5/509425-n.jpg)
Business Communication: Process and Product
Mary Ellen Guffey, 2010![Essentials of Business Communication (Book Only) , Eighth Edition](http://cdn.ketabkoo.com/covers/5/576326-n.jpg)
Essentials of Business Communication (Book Only) , Eighth Edition
Mary Ellen Guffey, 2009![Essentials of Business Communication , Seventh Edition](http://cdn.ketabkoo.com/covers/5/576327-n.jpg)
Essentials of Business Communication , Seventh Edition
Mary Ellen Guffey, 2006![Essentials of Business Communication, 8th Edition](http://cdn.ketabkoo.com/covers/5/576328-n.jpg)
Essentials of Business Communication, 8th Edition
Mary Ellen Guffey, 2009![Business Communication: Process & Product](http://cdn.ketabkoo.com/covers/12/1239948-n.jpg)
Business Communication: Process & Product
Mary Ellen Guffey; Dana Loewy, 2017![Business Communication: Process and Product](http://cdn.ketabkoo.com/covers/12/1240008-n.jpg)
Business Communication: Process and Product
Mary Ellen Guffey, Dana Loewy, 2014![Essentials of Business Communication](http://cdn.ketabkoo.com/covers/13/1381367-n.jpg)
Essentials of Business Communication
Mary Ellen Guffey; Dana Loewy, 2018![Essentials of Business Communication](http://cdn.ketabkoo.com/covers/16/1613438-n.jpg)