Books like Oath of Loyalty
Vince Flynn, Kyle Mills
Oath of Loyalty is 376 pages, about 6 hours 54 minutes at 250 words a minute.
12 books to read next
How long each takes
State of Terror 9.4 h 
Tom Clancy's Splinter Cell 6.8 h 
Only the Dead 7.8 h 
Enemy Of The State 7.3 h 
The Survivor 7.3 h 
Dragon 10.0 h 
Blue Gold 7.5 h 
Satan Bug 4.4 h 
Confessional 5.1 h 
Ruthless.com 6.6 h 
LIBERATION DAY - A Nick Stone Mission 7.3 h 
Quantico 7.3 h Bar height shows length. Estimated at 250 words a minute.