Sandback, A. B. (1989). At first light: A glance at the discovery and early years of photography. Artforum.
Chicago-referens (17:e uppl.)Sandback, Amy Baker. "At First Light: A Glance at the Discovery and Early Years of Photography." Artforum 1989.
MLA-referens (8:e uppl.)Sandback, Amy Baker. "At First Light: A Glance at the Discovery and Early Years of Photography." Artforum, 1989.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.