Traci+Hammes

APA Style http://www.apastyle.org/learn/faqs/index.aspx

Colorado State University Writing Guides http://writing.colostate.edu/guides/index.cfm?categoryid=18&title=4

Pan, M. (2004). //Preparing Literature Reviews: Qualitative and Quantitative Approaches//. Glendale, CA: Pyrczak Publishing.