APA
Williams John,, . (2012). Competition and efficiency in international food supply chains : Improving food security. London: Routledge.
Chicago
Williams John,, . 2012. Competition and efficiency in international food supply chains : Improving food security. London: Routledge.
Harvard
Williams John,, . (2012). Competition and efficiency in international food supply chains : Improving food security. London: Routledge.
MLA
Williams John,, . Competition and efficiency in international food supply chains : Improving food security. London: Routledge. 2012.