Storbacka, K. (1994). The nature of customer relationship profitability: Analysis of relationships and customer bases in retail banking. Swedish School of Economics and Business Administration.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Storbacka, Kaj. The Nature of Customer Relationship Profitability: Analysis of Relationships and Customer Bases in Retail Banking. Helsingfors: Swedish School of Economics and Business Administration, 1994.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Storbacka, Kaj. The Nature of Customer Relationship Profitability: Analysis of Relationships and Customer Bases in Retail Banking. Swedish School of Economics and Business Administration, 1994.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.