Birch Bark Pr

year of pub­li­ca­ti­onISBNauthor(s)title
1991978-0-945860-00-6Betty BarkmanLlamas in Their Formative Years: Behavior & Socialization
1999978-0-945860-01-3Betty Barkman ยท Paul BarkmanImage of a Well Trained Llama: A Trainer's Guide