Caught in the Crossfire by David Drake 1998

Mercenary leader Alois Hammer has created an armored regiment that wins battles Hammer's Slammers.

Booklist says Drake's popular Hammer's Slammers series about futuristic mercenary tank troops, has produced some of the best in military science fiction.

This book contains two novels, Counting the Cost and The Warrior, two short stories and a completely new novelette, arranged in the order the author finds most satisfactory.