Houlton, R. (1767). The practice of inoculation justified: A sermon preached at Ingatestone, Essex, October 12, 1766, in defence of inoculation. To which is added, an appendix on the present state of inoculation; with observations, &c. By Robert Houlton, M.A. .. (The sixth edition.).
Chicago Style (17th ed.) CitationHoulton, Robert. The Practice of Inoculation Justified: A Sermon Preached at Ingatestone, Essex, October 12, 1766, in Defence of Inoculation. To Which Is Added, an Appendix on the Present State of Inoculation; with Observations, &c. By Robert Houlton, M.A. .. The sixth edition. 1767.
MLA (9th ed.) CitationHoulton, Robert. The Practice of Inoculation Justified: A Sermon Preached at Ingatestone, Essex, October 12, 1766, in Defence of Inoculation. To Which Is Added, an Appendix on the Present State of Inoculation; with Observations, &c. By Robert Houlton, M.A. .. The sixth edition. 1767.