APA (7e ed.) Bronvermelding

Não informado. (2021). Station Bulletin. Purdue University, Agricultural Experiment Station.

Chicago (17e ed.) Bronvermelding

Não informado. Station Bulletin. Lafayette, Ind: Purdue University, Agricultural Experiment Station, 2021.

MLA (8e ed.) Bronvermelding

Não informado. Station Bulletin. Purdue University, Agricultural Experiment Station, 2021.

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