Não informado. Picture Sheet. Bureau of Entomology and Plant Quarantine.
Cita Chicago Style (17a ed.)Não informado. Picture Sheet. Washington: Bureau of Entomology and Plant Quarantine.
Cita MLA (8a ed.)Não informado. Picture Sheet. Bureau of Entomology and Plant Quarantine.
Precaución: Estas citas no son 100% exactas.