Meskimmon, M. G. (1992). Women artists and the Neue Sachlichkeit: Grethe Juergens and Gerta Overbeck.
Lua i Stíl Chicago (17ú heag.)Meskimmon, Marsha Gretta. Women Artists and the Neue Sachlichkeit: Grethe Juergens and Gerta Overbeck. 1992.
Lua MLA (8ú heag.)Meskimmon, Marsha Gretta. Women Artists and the Neue Sachlichkeit: Grethe Juergens and Gerta Overbeck. 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.