APA (7e ed.) Bronvermelding

Não informado. (2003). Cooperative plant pest report. U.S. Department of Agriculture, Animal and Plant Health Inspection Service.

Chicago (17e ed.) Bronvermelding

Não informado. Cooperative Plant Pest Report. Hyattsville, Md: U.S. Department of Agriculture, Animal and Plant Health Inspection Service, 2003.

MLA (8e ed.) Bronvermelding

Não informado. Cooperative Plant Pest Report. U.S. Department of Agriculture, Animal and Plant Health Inspection Service, 2003.

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