Buber, M., & Friedman, M. (1965). The knowledge of man: Martin Buber. Ed. with an introductory essay by Maurice Friedman. Transl. from the German by Maurice Friedman and Ronald Gregor Smith. Allen & Unwin.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Buber, Martin, و Maurice Friedman. The Knowledge of Man: Martin Buber. Ed. with an Introductory Essay by Maurice Friedman. Transl. from the German by Maurice Friedman and Ronald Gregor Smith. London: Allen & Unwin, 1965.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Buber, Martin, و Maurice Friedman. The Knowledge of Man: Martin Buber. Ed. with an Introductory Essay by Maurice Friedman. Transl. from the German by Maurice Friedman and Ronald Gregor Smith. Allen & Unwin, 1965.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.