Gaya APA

Gish, T, J. (1993). Journal Of Environmental Quality Vol. 22 No. 3 July - September 1993 . Madison, Wisconsin, AS: Cooperatively by The American Society Of Agronomy.

Gaya MLA

Gish, Timothy, J.. "Journal Of Environmental Quality Vol. 22 No. 3 July - September 1993". Madison, Wisconsin, AS: Cooperatively by The American Society Of Agronomy, 1993. Text.