Gaya APA

Holder, M. et al (1991). Soil Science Society of America Journal Vol. 55 No. 5 september-October 1991 (Vol. 55 No. 5). Madison, Wisconsin, AS: Wiley.

Gaya MLA

Holder, M.. et al. "Soil Science Society of America Journal Vol. 55 No. 5 september-October 1991". Vol. 55 No. 5 Madison, Wisconsin, AS: Wiley, 1991. Text.