APA (7e ed.) Bronvermelding

Não informado. (1980). Plant Disease. American Phytopathological Society.

Chicago (17e ed.) Bronvermelding

Não informado. Plant Disease. Saint Paul, Minn: American Phytopathological Society, 1980.

MLA (8e ed.) Bronvermelding

Não informado. Plant Disease. American Phytopathological Society, 1980.

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