APA (7e ed.) Bronvermelding

Não informado. (2000). Research and Farming. North Carolina Agricultural Experiment Station.

Chicago (17e ed.) Bronvermelding

Não informado. Research and Farming. Raleigh, NC: North Carolina Agricultural Experiment Station, 2000.

MLA (8e ed.) Bronvermelding

Não informado. Research and Farming. North Carolina Agricultural Experiment Station, 2000.

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