APA (7e ed.) Bronvermelding

Não informado. (2001). Annual report of the forest insect survey. Department of Agriculture, Division of Entomology.

Chicago (17e ed.) Bronvermelding

Não informado. Annual Report of the Forest Insect Survey. Ottawa: Department of Agriculture, Division of Entomology, 2001.

MLA (8e ed.) Bronvermelding

Não informado. Annual Report of the Forest Insect Survey. Department of Agriculture, Division of Entomology, 2001.

Let op: Deze citaties zijn niet altijd 100% accuraat.