Find books on the Library site (http://www.library.umass.edu)
Use one book to find others
Consider Subject(s) on useful books; if a Subject looks good, click to see other titles assigned with the same subject.
Borrow books from other libraries
Specific or general terms?
Specific terms give fewer but more precise results:
General terms give more hits, but a lower ratio of useful ones:
Specific terms may miss a book with just a chapter on your topic.
To broaden your search
Add words with similar or broader meanings.
E.g., use both scientific and common names for organisms, connected with OR:
Northern Flicker or Colaptes auratus
NOTE:Scientific names sometimes change!
Use wildcards (the asterisk *) in Keyword searches
forest* will find forest, forests and forestry
and variant spellings (colour, grey/gray)
Mostly physical books - and links mostly to library catalog record. Some go to e-book platform directly.