BattleTech: Mercenary's Handbook (1987)

"From the publisher: The Mercenary's Handbook is a BattleTech and MechWarrior supplement describing the mercenary way of life. It details everything from troop capabilities to a mercenary unit's expenses, and from the ins and outs of contract negotiations to the nature of 31st century warfare. Commentary and views on the Succession Wars mercenary provide a solid background for gamers who need to learn the basics of the business of war, while game rules translate these ideas into simple systems for creating a merc outfit, finding and signing with employers, and resolving an entire military campaign. This 104-page book contains more than 50 full-color illustrations and mercenary crests. The complete history and operating procedures of three example mercenary companies are also included, the Eridani Light Horse, the Waco Rangers, and Wilson's Hussars. "