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Lua i Stíl Chicago (17ú heag.)Xavier, M. J. Strategic Marketing: A Guide for Developing Sustainable Competitive Advantage. New Delhi ; Thousand Oaks, Calif.: Response Books, 1999.
Lua MLA (8ú heag.)Xavier, M. J. Strategic Marketing: A Guide for Developing Sustainable Competitive Advantage. Response Books, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.