Não informado. (1888). Insect life. Department of Agriculture, Division of Entomology.
Citação do estilo Chicago (17ª ed.)Não informado. Insect Life. Washington: Department of Agriculture, Division of Entomology, 1888.
Citação MLA (8ª ed.)Não informado. Insect Life. Department of Agriculture, Division of Entomology, 1888.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.