Books like The Professional Soldier
Morris Janowitz
The Professional Soldier is 464 pages, about 8 hours 30 minutes at 250 words a minute.
12 books to read next
How long each takes
Shoot. Dive. Fly 4.3 h 
The Colonels 8.6 h 
Collateral 9.1 h 
Navy Baby 5.5 h 
From Here to Eternity 15.2 h 
A Bright Shining Lie 15.8 h 
Her Secret Fantasy 9.3 h 
It's Your Ship 4.1 h 
His Majesty's Dragon 6.5 h 
Platoon Leader 3.4 h 
Field Marshal Sam Manekshaw, M.C 4.5 h 
India's Most Fearless 1 5.0 h Bar height shows length. Estimated at 250 words a minute.