What is the narrator point of view in the novel, How Much of These Hills Is Gold?

How Much of These Hills is Gold is predominantly narrated in third-person limited from the perspective of the protagonist Lucy. The time frame shifts in each part of the novel, so the reader sees Lucy at ages nine, 12, and 17. This is significant because the author shows how Lucy's thoughts and feelings about her life and her family shift as she matures and gains life experience.