Abel, G. M. (1955). A study of the costs of storing library materials.
Lua i Stíl Chicago (17ú heag.)Abel, Gene M. A Study of the Costs of Storing Library Materials. Chicago, 1955.
Lua MLA (8ú heag.)Abel, Gene M. A Study of the Costs of Storing Library Materials. 1955.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.