Chicago Natural History Museum. (1944). Report of the Director to the Board of Trustees for the year ... The Museum.
Lua i Stíl Chicago (17ú heag.)Chicago Natural History Museum. Report of the Director to the Board of Trustees for the Year ... [Chicago]: The Museum, 1944.
Lua MLA (8ú heag.)Chicago Natural History Museum. Report of the Director to the Board of Trustees for the Year ... The Museum, 1944.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.