Não informado. (1938). Department Store Management. Concept Publishing Corporation.
Lua i Stíl Chicago (17ú heag.)Não informado. Department Store Management. New York: Concept Publishing Corporation, 1938.
Lua MLA (8ú heag.)Não informado. Department Store Management. Concept Publishing Corporation, 1938.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.