Received a RFI via e-mail requesting information on the Army of the Republic of Vietnam (ARVN) from a U.S. officer currently involved in training foreign soldiers (AF) ...

Can you recommend a good read on how the ARVN was planned and built? Everything I've read relates to the tactical fight.
I have several general articles / studies that address this issue but not what I think he is looking for. Any pointers would be appreciated.