Gaya APA

Reddy, K, N. (1989). Weed Socience Vol. 37 No. 2 March 1989 . Madison, Wisconsin, AS: Weed science Society of america.

Gaya MLA

Reddy, Krishna, N.. "Weed Socience Vol. 37 No. 2 March 1989". Madison, Wisconsin, AS: Weed science Society of america, 1989. Text.