APA (7e ed.) Bronvermelding

American Society of Agronomy. (1998). Publications handbook and style manual. American Society of Agronomy.

Chicago (17e ed.) Bronvermelding

American Society of Agronomy. Publications Handbook and Style Manual. Wisconsin: American Society of Agronomy, 1998.

MLA (9e ed.) Bronvermelding

American Society of Agronomy. Publications Handbook and Style Manual. American Society of Agronomy, 1998.

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