Illick, Joseph E. 'Some of Our Best Friends Are Indians...': Quaker Attitudes and Actions Regarding the Western Indians during the Grant Administration (англ.) // Western Historical Quarterly : journal. — 1971. — Vol. 2, no. 3. — P. 283—294. — doi:10.2307/967835. — JSTOR967835.
Illick, Joseph E. 'Some of Our Best Friends Are Indians...': Quaker Attitudes and Actions Regarding the Western Indians during the Grant Administration (англ.) // Western Historical Quarterly : journal. — 1971. — Vol. 2, no. 3. — P. 283—294. — doi:10.2307/967835. — JSTOR967835.
Taylor, Kay S. (2001). «The Role of Quaker Women in the Seventeenth Century, and the Experiences of the Wiltshire Friends.» Southern History 23: 10-29. ISSN0142-4688