APA aipamena

David Hitchens. (2000). Environmental regulation and competitive advantage. Northampton: Edward Elgar Publishing, Inc.

Chicago Style aipamena

David Hitchens. Environmental Regulation and Competitive Advantage. Northampton: Edward Elgar Publishing, Inc, 2000.

MLA aipamena

David Hitchens. Environmental Regulation and Competitive Advantage. Northampton: Edward Elgar Publishing, Inc, 2000.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.