Books provide:

• Detailed analysis of a topic
• Background information
• Overview of big issue
• Use their bibliographies to find other sources

AND you don't necessarily need to read the entire book!  Check the Table of Contents and the Index for chapters and pages that are pertinent. 
                                                                                      

Tunxis Library Catalog

to search for Books, DVD's, Audiobooks and other items in the Tunxis Library 

Call numbers for Reference and Circulating Collections are:

M -   Print music, scores, etc.

ML - Music literature, historical biographies, and theoretical writings on music.

MT - Music instruction and study, music appreciation, theory and method.