8Spencer Henson, Julie Caswell. Food safety regulation. an overview of contemporary issues. Food Policy. 1999.
9T.A. McMeekin, J Kirk, T. l~oss, S. Schmid in food safety management 2006 Baranyi , J. Bowman and M.H. Zwietering. International Journal of , P. Dalgaa~l, M. Information systems Food Microbiology.
6Caswell J.A and Mojduszka E.M.Using Informational Labeling to Influence the Market for Quality in Food Products[J].American Journal of Agricultural Economics,1996(78):1248-1255.
7Henson,Spencer and Julie Caswell.Food Safety Regulation:An Overview of Contemporary Issues[J].Food Policy,1999,24(1):589-603.