Bottger, P. C. (2012). Group composition and performance: Four studies of the relationships amongst member ability, group process, decision schemes and effectiveness.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Bottger, Preston C. Group Composition and Performance: Four Studies of the Relationships Amongst Member Ability, Group Process, Decision Schemes and Effectiveness. 2012.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Bottger, Preston C. Group Composition and Performance: Four Studies of the Relationships Amongst Member Ability, Group Process, Decision Schemes and Effectiveness. 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.