Benezet, A. (1760). Observations on the inslaving, importing, and purchasing of Negroes: With some advice theron extracted from the epistle of the yearly meeting of the people called Quakers held at London in the year 1748 (2nd ed.). Germantown: C. Sower.

Benezet, Anthony. Observations On the Inslaving, Importing, and Purchasing of Negroes: With Some Advice Theron Extracted From the Epistle of the Yearly Meeting of the People Called Quakers Held At London in the Year 1748. 2nd ed. Germantown: C. Sower, 1760.

Benezet, Anthony. Observations On the Inslaving, Importing, and Purchasing of Negroes: With Some Advice Theron Extracted From the Epistle of the Yearly Meeting of the People Called Quakers Held At London in the Year 1748. 2nd ed. Germantown: C. Sower, 1760.