Gaya APA

Poletika, N. (1993). Soil Science Society of America Journal Vol. 58 No. 4 July - August 1994 (Vol. 58 No. 4). Madison, Wisconsin, AS: Soil Science Socity of America.

Gaya MLA

Poletika, N.N.. "Soil Science Society of America Journal Vol. 58 No. 4 July - August 1994". Vol. 58 No. 4 Madison, Wisconsin, AS: Soil Science Socity of America, 1993. Text.