Skilled interpersonal communication : research, theory and practice
  MLA
  Hargie, Owen. Skilled Interpersonal Communication : Research, Theory and Practice. 6th ed. Oxon: Routledge, 2017.
  APA
  Hargie, O. (2017). Skilled interpersonal communication : research, theory and practice. 6th ed. Oxon: Routledge.
  Chicago
  Hargie, Owen, Skilled Interpersonal Communication: Research, Theory and Practice. 6th ed. Oxon: Routledge, 2017.