The Handbook for Non-musicians . The following three sources all contain brief reviews of classical recordings. Gramophone Classical Good CD Guide . The Penguin Guide to Compact Discs . The Record Shelf Guide to Classical CDs and Audiocassettes .
Many magazines publish reviews of classical recordings.
A good way to find reviews for specific compositions is to use an index. Index to CD and Record Reviews, 1987-1997. 1999 Start with the composer index in volume 3. Look up your composer and then the specific work you've chosen. Type hol to see which specific issues the library has.