Gaya APA

Dawson, J. (1987). Weed Technology Vol. 1 No. 3 July 1987 . Madison, Wisconsin, AS: Weed Sciences Society Of America.

Gaya MLA

Dawson, J.H. "Weed Technology Vol. 1 No. 3 July 1987". Madison, Wisconsin, AS: Weed Sciences Society Of America, 1987. Text.