Gaya APA

Clotheir, B, E. (1995). Soil Science Society of America Journal Vol. 59 No. 2 March -April 1995 (Vol. 59 No. 2). Madison, Wisconsin, AS: Soil Science Socity of America.

Gaya MLA

Clotheir, Brent, E.. "Soil Science Society of America Journal Vol. 59 No. 2 March -April 1995". Vol. 59 No. 2 Madison, Wisconsin, AS: Soil Science Socity of America, 1995. Text.