1992 - Operators (Paperback) ISBN-13: 9780515109276 ISBN-10: 0515109274 Genre: Mystery, Thriller & Suspense ? 1992 - Penetrators (Paperback) ISBN-13: 9780515107883 ISBN-10: 0515107883 Genre: Mystery, Thriller & Suspense ? 1991 - Infiltrators (Paperback) ISBN-13: 9780515105018 ISBN-10: 0515105015 Genres: Literature & Fiction, Mystery, Thriller & Suspense ? 1988 - Night of the Ranger (Paperback) ISBN-13: 9781558021914 ISBN-10: 1558021914 Genre: Mystery, Thriller & Suspense 3 |