David Hitchens. (2000). Environmental regulation and competitive advantage. Northampton: Edward Elgar Publishing, Inc.
استشهاد بنمط شيكاغوDavid Hitchens. Environmental Regulation and Competitive Advantage. Northampton: Edward Elgar Publishing, Inc, 2000.
MLA استشهادDavid Hitchens. Environmental Regulation and Competitive Advantage. Northampton: Edward Elgar Publishing, Inc, 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.