Remember to cite your sources regardless of materials you use for your research - books (print, electronic), articles, Internet, Conference proceedings, Social Media, Television, Radio, etc., etc. If you do not cite your sources, it is considered PLAGIARISM.
The library has several books on how to cite sources, including and not limited to:
MLA handbook ⇒ Reference - REF 808.06 P976 2010
APA handbook ⇒ Reference - REF 808.02 A844m 2016
Also note that the Writing Center will help you further on how to cite your sources.
The Online Writing Lab provides several detailed and useful examples on how to cite sources. It also offers more information on Plagiarism.
Here are handouts on ho to cite MLA and APA formats...
These links will provide websites to help build your citation formats. Be sure to use the handbook to make sure your sources are cited correctly.