This Wiki, managed by librarian Dean Giustini, includes links and annotation for core documents of standards, methodology and research findings from associations, government agencies and the research literature.
The Evaluation and Measurement of Library Services by Joseph R. Matthews
Publication Date: 2007
In this book, Matthews describes the wide array of existing tools that can be used to evaluate any library service, and introduces the reader to newer tools designed to measure customer and patron outcomes. He outlines and argues for a broader and more robust adoption of evaluation techniques in order to help library managers combine traditional internal measurements with more customer-centric metrics.
Evaluating the Impact of your Library by Sharon Markless; David Streatfield
Publication Date: 2012, 2nd revised edition
In a nutshell, provides detailed information of the Why and How. Outlining a rigorously tested approach to library evaluation and offering practical tools and highly relevant examples, this book enables LIS managers to get to grips with the slippery concept of service impact and to address their own impact questions in their planning.
Facet Publishing has many other books on this topic.
There are many products available that can be downloaded free of charge. Some examples: Planning a Program Evaluation Planning a Program Evaluation: Worksheet Collecting Evaluation Data : End of Session Questionnaires