Books like How to Say It at Work
Jack Griffin
How to Say It at Work is 418 pages, about 7 hours 40 minutes at 250 words a minute.
7 books to read next
How long each takes
Communicating at Work 9.1 h 
Business Communication Today 12.6 h 
Business Communication 11.7 h 
Talking from 9 to 5 6.8 h 
How to Talk to Anyone at Work 6.1 h 
Complete Idiot's Guide to Clear Communication 6.2 h 
Contemporary Business Communication 12.0 h Bar height shows length. Estimated at 250 words a minute.