Lang, A. (1990). The Progress of literature in the Nineteenth century. Anmol.
Dyfyniad Arddull ChicagoLang, Andrew. The Progress of Literature in the Nineteenth Century. New Delhi: Anmol, 1990.
Dyfyniad MLALang, Andrew. The Progress of Literature in the Nineteenth Century. Anmol, 1990.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.