Hahm, K. (1937). German Christmas Toys. Terramare Office.
Lua i Stíl Chicago (17ú heag.)Hahm, Konrad. German Christmas Toys. Berlin: Terramare Office, 1937.
Lua MLA (8ú heag.)Hahm, Konrad. German Christmas Toys. Terramare Office, 1937.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.