RATS Version 6 (Three Book Set) By Thomas A. Doan (Preface) Books / Paperback Publisher: Estima, January 2004 Price $35.70 Free Shipping Send to a friend Used - Good Good condition. With CD! Three book set in slipcase. Slipcase Good. NOT AVAILABLE FOR SHIPMENT OUTSIDE OF THE UNITED STATES. $35.70 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store.