APA (7e ed.) Bronvermelding

Não informado. (1917). The Plant Disease Bulletin. Department of Agriculture, Division of Mycology and Disease Survey.

Chicago (17e ed.) Bronvermelding

Não informado. The Plant Disease Bulletin. Washington: Department of Agriculture, Division of Mycology and Disease Survey, 1917.

MLA (8e ed.) Bronvermelding

Não informado. The Plant Disease Bulletin. Department of Agriculture, Division of Mycology and Disease Survey, 1917.

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