This is a suite of Library guides on Library Assessment by the University of Tennessee. It includes assessment tools and resources, as well as data analysis tools and resources. Importantly, it also has a list of guiding principles that librarians can adapt to fit their own environment. 

Creators
Regina Mays and Louis Becker
CPD Framework and Domain
Academic and Research Librarians
Library Excellence
Identify and develop key metrics and indicators for skills and services that align with both the goals and resources of their libraries and the broader objectives of the institution.
Publisher/Source
The University of Tennessee