Fehrmann, P., & Wagner, S. (2012). A Systematic Literature Review Model for Religion. https://oaks.kent.edu/node/261
Fehrmann, Paul, and Sarah Wagner. 2012. “A Systematic Literature Review Model for Religion”. https://oaks.kent.edu/node/261.
Fehrmann, P., and S. Wagner. A Systematic Literature Review Model for Religion. 19 May 2012, https://oaks.kent.edu/node/261.