Association of Research Libraries. University Library Management Studies Office. (1978). Planning for the future of the card catalog. ARL.
Chicago-Zitierstil (17. Ausg.)Association of Research Libraries. University Library Management Studies Office. Planning for the Future of the Card Catalog. Washington, D.C.: ARL, 1978.
MLA-Zitierstil (8. Ausg.)Association of Research Libraries. University Library Management Studies Office. Planning for the Future of the Card Catalog. ARL, 1978.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.