Schurm, Christine. "Health Risks from Hog Confinements." The Iowa Source. Aug. 05. Web. 04 Apr. 2011. <http://www.iowasource.com/health/CAFO_airqu_0805.html>.
Thu, Kendall M., and E. Paul Durrenberger. Pigs, Profits, and Rural Communities. Albany: State University of New York, 1998. Print.
No comments:
Post a Comment