A Gate Register is maintained at the library entrance to record the number of people entering and leaving the library. It is used to measure footfall (visitor count).
Issue Records → Records books issued and returned.
Cost Records → Records expenditure and financial details.
Accession Register → Permanent record of all library materials acquired.

Authority is the evaluation criterion used to judge the credibility, expertise, and reputation of the author and publisher.Currency → How recent or up-to-date the information is.
Scope and Purpose → The coverage and objective of the document.
Arrangement → Organization and presentation of content.