توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Elders, L. (1993). The metaphysics of being of St. Thomas Aquinas in a historical perspective: By Leo J. Elders. [Transl. from the Dutch by John Dudley]. Brill.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Elders, Leo. The Metaphysics of Being of St. Thomas Aquinas in a Historical Perspective: By Leo J. Elders. [Transl. from the Dutch by John Dudley]. Leiden [u.a.]: Brill, 1993.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Elders, Leo. The Metaphysics of Being of St. Thomas Aquinas in a Historical Perspective: By Leo J. Elders. [Transl. from the Dutch by John Dudley]. Brill, 1993.