Não informado. (2001). Annual report of the forest insect survey. Department of Agriculture, Division of Entomology.
Citação do estilo Chicago (17ª ed.)Não informado. Annual Report of the Forest Insect Survey. Ottawa: Department of Agriculture, Division of Entomology, 2001.
Citação MLA (8ª ed.)Não informado. Annual Report of the Forest Insect Survey. Department of Agriculture, Division of Entomology, 2001.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.