Penington, I. (1667). Concerning the sum or substance of our religion, who are called Quakers, and the exercises and travels of our spirits therein. publisher not identified.
Chicago Style (17th ed.) CitationPenington, Isaac. Concerning the Sum or Substance of Our Religion, Who Are Called Quakers, and the Exercises and Travels of Our Spirits Therein. [London: publisher not identified, 1667.
MLA (9th ed.) CitationPenington, Isaac. Concerning the Sum or Substance of Our Religion, Who Are Called Quakers, and the Exercises and Travels of Our Spirits Therein. publisher not identified, 1667.
Warning: These citations may not always be 100% accurate.