THE USES OF REFERENCE BOOKS
Dictionary, atlas, thesaurus, encyclopedia, almanac.
Dictionary
A dictionary is a book that you can go to find what a word and how to spell it.
Thesaurus
A thesaurus is a book that you can look for synonyms and how to spell words.
here are some dictionary's and thesauri
Encyclopedia and Atlas
Almanac
Almanac
An Almanac is a book that they publish every year.