Start with high-confidence guerrilla warfare books, then narrow by subgenre or adjacent topics.
Vietnam Wars 1945-1990
Marilyn Young
Stupid Wars
Ed Strosser, Michael Prince
Once an Eagle
Anton Myrer, Carlo D'Este
Three Days in January
Bret Baier, Catherine Whitney
No Better Friend, No Worse Enemy
Jim Proser
82 Days on Okinawa
Robert L. Wise, Art Shaw
The Diary of a Napoleonic Foot Soldier
Jakob Walter
Vietnam
Stanley Karnow
The Generals
Thomas E. Ricks
The Forever War
Dexter Filkins
The Wrong Enemy
Carlotta Gall
War and Peace
Nigel Hamilton
To Lose a War
Jon Lee Anderson
The War Within a War
Wil Haygood
The First Total War
David A. Bell
The Long War
David Loyn
Waging a Good War
Thomas E Ricks
