Thomas Carlyle, Rodger L. Tarr, Mark Engel (2000). “Sartor Resartus: The Life and Opinions of Herr Teufelsdröckh in Three Books”, p.162, Univ of California Press
Thomas Carlyle, Rodger L. Tarr, Mark Engel (2000). “Sartor Resartus: The Life and Opinions of Herr Teufelsdröckh in Three Books”, p.161, Univ of California Press