Toulmin, S., & Howell Hedley, R. (1961). Seventeenth century science and the arts. Princeton University Press.
Dyfyniad Arddull ChicagoToulmin, Stephen, and Rhys Howell Hedley. Seventeenth Century Science and the Arts. Princeton, New Jersey: Princeton University Press, 1961.
Dyfyniad MLAToulmin, Stephen, and Rhys Howell Hedley. Seventeenth Century Science and the Arts. Princeton University Press, 1961.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.