Lange, P. A. M. v. (1991). The rationality and morality of cooperation: The influence of own social value orientation and perceptions of other's personality characteristics on cooperation in a social dilemma. s.n..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Lange, Paul A. M. van. The Rationality and Morality of Cooperation: The Influence of Own Social Value Orientation and Perceptions of Other's Personality Characteristics on Cooperation in a Social Dilemma. [Netherlands: s.n., 1991.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Lange, Paul A. M. van. The Rationality and Morality of Cooperation: The Influence of Own Social Value Orientation and Perceptions of Other's Personality Characteristics on Cooperation in a Social Dilemma. s.n., 1991.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.