Gaya APA

al.], B, L, B, [. (2010). Weed-Competitive Ability of Spring and Winter Cereals in the Northern Great Plains (24, April–June 2010). New York: Weed Science Society America.

Gaya MLA

al.], Brian, L., Beres, [et. "Weed-Competitive Ability of Spring and Winter Cereals in the Northern Great Plains". 24, April–June 2010 New York: Weed Science Society America, 2010. e-journal.