The Dungeon of Doom #44 (Hank the Cowdog) by John R. Erickson

As Head of Ranch Security, Hank knows that it's his job to clear the ranch of any unwanted visitors&150and that includes gophers. But when his efforts to rid the yard of one such pesky critter causes a stampede in the middle of a roundup, Loper decides that he's had it. It's high time Hank learned some manners. Our hero is going to&150gulp!&150obedience school. Hank can just picture it: dank dungeons, torches burning on the walls, and menacing instructors who wield manners like weapons. How will he ever survive?