When starting to work on a new research topic, it is helpful to gain an overview of the topic first. Subject encyclopedias and handbooks provide background information, theories, key authors, significant events, and issues surrounding this topic. They also provide explanations of terminology and the jargon for the field, introduce you to subtopics, and lead you to other relevant sources through a list of references at the end of each entry. They can help you narrow or expand your topic.
Encyclopedias
Online / Reference: LC45.4 .S25 2017 WWW
Online / P53.755 .R79 2016
Online / Reference: LB1139.23 .S245 2016 WWW
Online / Reference: LB1028.3 .S235 2015 WWW
Science Library / Reference: Q181 .E63 2015
University Library / Reference: P 118.2 R67 2013
Online / LB1060 E35 2012 WWW
Online / Reference: LB2806.15 E48 2010 WWW
Online / Reference: LC3707 E523 2008 WWW
Online / Reference: LB1590.3 C735 2004 WWW
Handbooks
LB1576 H2337 2009
Online / Reference: LB15 L4695 2002 WWW