Chris Hallberg
Chris Hallberg has written at least 0 books. Their most popular book is The Business Sergeant's Field Manual: Military Grade Business Execution without the Yelling and Push-ups with 1 save with an average rating of -⭐.
Chris Hallberg has written at least 0 books. Their most popular book is The Business Sergeant's Field Manual: Military Grade Business Execution without the Yelling and Push-ups with 1 save with an average rating of -⭐.
