Goddard, S. (1988). Ernst Försters Drawing "Dürer at his Mother's Deathbed" and its Role in the 1828 Dürer Festival in Nuremberg. Pantheon.
Chicago-viite (17. p.)Goddard, Stephen. "Ernst Försters Drawing "Dürer at His Mother's Deathbed" and Its Role in the 1828 Dürer Festival in Nuremberg." Pantheon 1988.
MLA-viite (8. p.)Goddard, Stephen. "Ernst Försters Drawing "Dürer at His Mother's Deathbed" and Its Role in the 1828 Dürer Festival in Nuremberg." Pantheon, 1988.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.