Mark Greengrass, Michael Leslie (editors), Samuel Hartlib and Universal Reformation: Studies in Intellectual Communication (2002), p. 47; Google Books.
Mark Greengrass, Michael Leslie (editors), Samuel Hartlib and Universal Reformation: Studies in Intellectual Communication (2002), p. 46; Google Books.
Michael Sudduth, The Reformed Objection to Natural Theology (2009), p. 22; Google Books.
Rudy, Seth (2014). Literature and Encyclopedism in Enlightenment Britain: the Pursuit of Complete Knowledge. Houndmills, Basingstoke, Hampshire, England: Palgrave Macmillan. p. 28. ISBN9781137411532. OCLC881655990.