ARL

ARL Adjusted Ring Length Largo de Anillo Ajustado

Alarmas Remotas y Locales.

Acceptable Reliability Level = Nivel Aceptable de Fiabilidad

- CCL: cuenta cobrable localmente
- ARL: anticipo recuperable localmente

Ex: A librarian made the announcement that he had in mind that the Library of Congress and about 13 other ARL (Association of Research Libraries) libraries do all of the cataloging for the country.