GAPP, J. Canyon Wonderment: Travels of a Ranger Librarian. OLA Quarterly, [S. l.], v. 17, n. 1, p. 5, 2011. DOI: 10.7710/1093-7374.1309. Disponível em: https://journals3.library.oregonstate.edu/olaq/article/view/vol17_iss1_4. Acesso em: 19 may. 2024.