Hargroves, K., & Smith, M. H. (2005). The natural advantage of nations: Business opportunities, innovation and governance in the 21st century. Earthcan.
Chicago Style (17. basım) AtıfHargroves, Karlson, ve Michael H. Smith. The Natural Advantage of Nations: Business Opportunities, Innovation and Governance in the 21st Century. London; Sterling, VA: Earthcan, 2005.
MLA (9th ed.) AtıfHargroves, Karlson, ve Michael H. Smith. The Natural Advantage of Nations: Business Opportunities, Innovation and Governance in the 21st Century. Earthcan, 2005.
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