1. Keeler R. Nursing Research and Evidence-Based Practice: Ten Steps to Success. 1 edition. Sudbury, MA: Jones & Bartlett Learning; 2010. 276 p

2.  UW-Madison Libraries Research Guides. Differences between Qualitative & Quantitative Research:

3. Best Practices for Mixed Methods Research in the Health Sciences.

4. Greenhalgh, Trisha, and Rod Taylor. ‘How to Read a Paper: Papers That Go beyond Numbers (qualitative Research).’ BMJ 315, no. 7110 (September 20, 1997): 740–743.