Nice list. I have read many of these but i can improve it with the following:

Feeding the Roman Army: The Archeology of Production and Supply in NW Europe, Ed. by Sue Stallibrass & Richard Thomas, Oxbow Books

Greece and Rome at War, Peter Connolly (Preface by Adrian Goldsworthy), Pen and Swords Books

The Republican Roman Army: A Sourcebook, Michael M. Sage, Routledge