Policraticus, Book Six - Selection from Salisbury's Statesman's Book, translated by John Dickinson. - http://www.fordham.edu/halsall/source/salisbury-poli6-24.html
Policraticus, Book Four - Selections from this work of political philosophy by John of Salisbury. Translated by John Dickinson. - http://www.fordham.edu/halsall/source/salisbury-poli4.html
John of Salisbury Letter 303 - A note he sent to Canterbury in 1170. Edited and translated by W. J. Millor and C. N. L. Brooke. - http://www.loyno.edu/~letchie/becket/texts/js-303.htm
John of Salisbury Letter 304 - An epistle to Peter, abbot of Saint-Remi, from December 1170. - http://www.loyno.edu/~letchie/becket/texts/js-304.htm