MCEATHRON, S. R. Counties USA 1997: A Directory of United States Counties. Cartographic Perspectives, [S. l.], n. 28, p. 37, 1997. DOI: 10.14714/CP28.693. Disponível em: https://cartographicperspectives.org/index.php/journal/article/view/cp28-mceathron. Acesso em: 1 may. 2024.