Gaya APA

Jr, D, V, D. (1986). Soil Science Society Of America Journal Vol.50 No. 2 March - April 1986 (Vol. 50 No. 2). Madison, Wisconsin, AS: Soil Science Society of America, Inc..

Gaya MLA

Jr, D.M., Van, Doren,. "Soil Science Society Of America Journal Vol.50 No. 2 March - April 1986". Vol. 50 No. 2 Madison, Wisconsin, AS: Soil Science Society of America, Inc., 1986. Text.