Ranger Confidential: Living, Working, And Dying In The National Parks
A Park Ranger's Life: Thirty-two Years Protecting Our National Parks
Park Ranger True Stories from a Ranger's Career in America's National Parks
Hey Ranger!: True Tales of Humor & Misadventure from America's National Parks
Prophets and Moguls, Rangers and Rogues, Bison and Bears: 100 Years of the National Park Service
Bear in the Back Seat: Adventures of a Wildlife Ranger in the Great Smoky Mountains National Park (Volume 1)
National Park Ranger: An American Icon