Bradford, D. L., & Robin, C. (2021). Connect: Building exceptional relationships with family, friends, and colleagues. Currency.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Bradford, David L., و Carole Robin. Connect: Building Exceptional Relationships with Family, Friends, and Colleagues. New York: Currency, 2021.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Bradford, David L., و Carole Robin. Connect: Building Exceptional Relationships with Family, Friends, and Colleagues. Currency, 2021.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.