Widen your reading list with the materials listed below.

Sandelowski, M., & Barroso, J. (2003). Writing the proposal for a qualitative research methodology project. Qualitative Health Research, 13(6), 781–820. Retrieved from http://journals.sagepub.com/doi/pdf/10.1177/1049732303013006003

Travers, M. (2009). New methods, old problems: A sceptical view of innovation in qualitative research. Qualitative Research, 9(2), 161–179. Retrieved from http://journals.sagepub.com/doi/pdf/10.1177/1468794108095079