.Nordström, K. A. (1991). The Internationalization Process of the Firm: Searching for New Patterns and Explanations. Institute of International Business. Stockholm School of Economics.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر).Nordström, Kjell A. The Internationalization Process of the Firm: Searching for New Patterns and Explanations. Sweden: Institute of International Business. Stockholm School of Economics, 1991.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع).Nordström, Kjell A. The Internationalization Process of the Firm: Searching for New Patterns and Explanations. Institute of International Business. Stockholm School of Economics, 1991.
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