Lindenberg, I. (1983). Post-Raphaelite Paintings by William N. Copley.
Chicago-Zitierstil (17. Ausg.)Lindenberg, Ilona. Post-Raphaelite Paintings by William N. Copley. Berlin, 1983.
MLA-Zitierstil (8. Ausg.)Lindenberg, Ilona. Post-Raphaelite Paintings by William N. Copley. 1983.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.