Não informado. (2007). Biennial report. State Board of Entomology.
Style de citation Chicago (17e éd.)Não informado. Biennial Report. Helena, Mont: State Board of Entomology, 2007.
Style de citation MLA (8e éd.)Não informado. Biennial Report. State Board of Entomology, 2007.
Attention : ces citations peuvent ne pas être correctes à 100%.