SINGH, Bharat; SANKHALA, K. S. Wild Life Conservation in U.S.A.-an Introduction. Indian Forester, [S. l.], v. 89, n. 5, p. 352–361, 1963. DOI: 10.36808/if/1963/v89i5/24890. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/24890. Acesso em: 10 jul. 2025.