Myron F. Diduryk, was described by Hal Moore in which book?
Myron F. Diduryk:  His exploits in that battle were described by Hal Moore in, "We Were Soldiers Once and Young". Hal Moore: Harold Gregory "Hal" Moore, Jr. (February 13, 1922 – February 10, 2017) was a United States Army lieutenant general and author.
We Were Soldiers Once and Young