APA
Field A., . (2013). Discovering statistics using IBM SPSS statistics. Sage, London: .
Chicago
Field Andy, . 2013. Discovering statistics using IBM SPSS statistics. Sage, London: .
Harvard
Field A., . (2013). Discovering statistics using IBM SPSS statistics. Sage, London: .
MLA
Field Andy, . Discovering statistics using IBM SPSS statistics. Sage, London: . 2013.