Não informado. (1953). Southwestern naturalist. Southwestern Association of Naturalist.
Style de citation Chicago (17e éd.)Não informado. Southwestern Naturalist. Lubbock, Tex: Southwestern Association of Naturalist, 1953.
Style de citation MLA (8e éd.)Não informado. Southwestern Naturalist. Southwestern Association of Naturalist, 1953.
Attention : ces citations peuvent ne pas être correctes à 100%.