APA (7e ed.) Bronvermelding

Não informado. (2001). Technical bulletin. Colorado Agricultural Experiment Station.

Chicago (17e ed.) Bronvermelding

Não informado. Technical Bulletin. Fort Collins, Colo: Colorado Agricultural Experiment Station, 2001.

MLA (8e ed.) Bronvermelding

Não informado. Technical Bulletin. Colorado Agricultural Experiment Station, 2001.

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