Björkman, I. (1989). Foreign direct investments: An empirical analysis of decision making in seven Finnish firms. Swedish School of Economics and Business Administration.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Björkman, Ingmar. Foreign Direct Investments: An Empirical Analysis of Decision Making in Seven Finnish Firms. Helsingfors: Swedish School of Economics and Business Administration, 1989.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Björkman, Ingmar. Foreign Direct Investments: An Empirical Analysis of Decision Making in Seven Finnish Firms. Swedish School of Economics and Business Administration, 1989.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.