APA (7e ed.) Bronvermelding

Não informado. (2007). Pamphlet. Vermont Agricultural Experiment Station.

Chicago (17e ed.) Bronvermelding

Não informado. Pamphlet. Burlington, Vt: Vermont Agricultural Experiment Station, 2007.

MLA (8e ed.) Bronvermelding

Não informado. Pamphlet. Vermont Agricultural Experiment Station, 2007.

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