Reference Materials -- can provide you with background information, major theories or researchers, and definitions of key terms. There are print and electronic reference sources in HSU Library. Print and selected electronic reference materials are listed in the HSU Library Catalog and may be located by adding terms such as encyclopedia?, director?, dictionar?, etc. to your search. You might also try searching for electronic and print reference materials by choosing Reference Collection (including Eref) from the pull-down Optional Limits menu (Title and Keyword Searches Only).