Clarkson, T. (1788). An essay on the slavery and commerce of the human species particularly the African: Translated from a Latin dissertation which was honoured with the first prize in the University of Cambridge for the year 1785 (The 2d. ed., rev. and considerably enlarged.). Printed and sold by J. Phillips.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Clarkson, Thomas. An Essay on the Slavery and Commerce of the Human Species Particularly the African: Translated from a Latin Dissertation Which Was Honoured with the First Prize in the University of Cambridge for the Year 1785. The 2d. ed., rev. and considerably enlarged. London: Printed and sold by J. Phillips, 1788.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Clarkson, Thomas. An Essay on the Slavery and Commerce of the Human Species Particularly the African: Translated from a Latin Dissertation Which Was Honoured with the First Prize in the University of Cambridge for the Year 1785. The 2d. ed., rev. and considerably enlarged. Printed and sold by J. Phillips, 1788.